diff --git a/go.mod b/go.mod
index 8731b14..41bb4b8 100644
--- a/go.mod
+++ b/go.mod
@@ -6,9 +6,8 @@ require (
 	github.com/chainreactors/files v0.0.0-20240716182835-7884ee1e77f0
 	github.com/chainreactors/fingers v0.0.0-20240716172449-2fc3147b9c2a
 	github.com/chainreactors/logs v0.0.0-20240207121836-c946f072f81f
-	github.com/chainreactors/parsers v0.0.0-20240829055950-923f89a92b84
+	github.com/chainreactors/parsers v0.0.0-20240910081704-fd57f462fc65
 	github.com/chainreactors/utils v0.0.0-20240805193040-ff3b97aa3c3f
-	github.com/chainreactors/words v0.4.1-0.20240510105042-5ba5c2edc508
 	github.com/expr-lang/expr v1.16.9
 	github.com/gookit/config/v2 v2.2.5
 	github.com/jessevdk/go-flags v1.5.0
@@ -25,6 +24,7 @@ require (
 	github.com/VividCortex/ewma v1.2.0 // indirect
 	github.com/acarl005/stripansi v0.0.0-20180116102854-5a71ef0e047d // indirect
 	github.com/andybalholm/brotli v1.1.0 // indirect
+	github.com/chainreactors/words v0.0.0-20240910083848-19a289e8984b // indirect
 	github.com/facebookincubator/nvdtools v0.1.5 // indirect
 	github.com/fatih/color v1.17.0 // indirect
 	github.com/go-dedup/megophone v0.0.0-20170830025436-f01be21026f5 // indirect
diff --git a/go.sum b/go.sum
index d14c15a..0abf8c8 100644
--- a/go.sum
+++ b/go.sum
@@ -97,14 +97,22 @@ github.com/chainreactors/parsers v0.0.0-20240825154421-240ad7eba29d h1:/rtYIkD9F
 github.com/chainreactors/parsers v0.0.0-20240825154421-240ad7eba29d/go.mod h1:7rXdYz6jrdjF0WUH1ICcAXKIKKjKmJo2PU8u43V7jkA=
 github.com/chainreactors/parsers v0.0.0-20240829055950-923f89a92b84 h1:F6umsdHLxKILxrH5wY2zVYwxMmb8XdCEc9apf7GWpOk=
 github.com/chainreactors/parsers v0.0.0-20240829055950-923f89a92b84/go.mod h1:7rXdYz6jrdjF0WUH1ICcAXKIKKjKmJo2PU8u43V7jkA=
+github.com/chainreactors/parsers v0.0.0-20240910081704-fd57f462fc65 h1:subSvyczsErYMRnCD07s4Ub6zOSaw2xZ1/O9t3tHkuw=
+github.com/chainreactors/parsers v0.0.0-20240910081704-fd57f462fc65/go.mod h1:7rXdYz6jrdjF0WUH1ICcAXKIKKjKmJo2PU8u43V7jkA=
 github.com/chainreactors/utils v0.0.0-20240528085651-ba1b255482c1/go.mod h1:JA4eiQZm+7AsfjXBcIzIdVKBEhDCb16eNtWFCGTxlvs=
 github.com/chainreactors/utils v0.0.0-20240704062557-662d623b74f4/go.mod h1:JA4eiQZm+7AsfjXBcIzIdVKBEhDCb16eNtWFCGTxlvs=
 github.com/chainreactors/utils v0.0.0-20240715080349-d2d0484c95ed/go.mod h1:LajXuvESQwP+qCMAvlcoSXppQCjuLlBrnQpu9XQ1HtU=
 github.com/chainreactors/utils v0.0.0-20240716182459-e85f2b01ee16/go.mod h1:LajXuvESQwP+qCMAvlcoSXppQCjuLlBrnQpu9XQ1HtU=
 github.com/chainreactors/utils v0.0.0-20240805193040-ff3b97aa3c3f h1:2NKmadFYP9vCwC0YrazgttFACleOhxScTPzg0i76YAY=
 github.com/chainreactors/utils v0.0.0-20240805193040-ff3b97aa3c3f/go.mod h1:LajXuvESQwP+qCMAvlcoSXppQCjuLlBrnQpu9XQ1HtU=
+github.com/chainreactors/words v0.0.0-20240910083135-4b34aa283ee2 h1:7hVdyBKy8Obs4faaVhnQX1cUwZizeIA6wKHHX5OZTjA=
+github.com/chainreactors/words v0.0.0-20240910083135-4b34aa283ee2/go.mod h1:zfz367PUmyaX6oAqV9SktVqyRXKlEh0sel9Wsq9dd2c=
+github.com/chainreactors/words v0.0.0-20240910083848-19a289e8984b h1:OsZ1fyarW4NwK/Oi+Yf3nm/dTW0uX0UfxFjyky5Mb60=
+github.com/chainreactors/words v0.0.0-20240910083848-19a289e8984b/go.mod h1:zfz367PUmyaX6oAqV9SktVqyRXKlEh0sel9Wsq9dd2c=
 github.com/chainreactors/words v0.4.1-0.20240510105042-5ba5c2edc508 h1:iT4HWkoZzUAfQYcQMRH8XyrMau9tCVE0zSuFQnkhrqw=
 github.com/chainreactors/words v0.4.1-0.20240510105042-5ba5c2edc508/go.mod h1:DUDx7PdsMEm5PvVhzkFyppzpiUhQb8dOJaWjVc1SMVk=
+github.com/chainreactors/words v0.4.1-0.20240910075300-24fe4facd5a6 h1:QpUlRyzw5wn9avRbTHBKRhV06X79Yj/ghGKn2Gyb9v4=
+github.com/chainreactors/words v0.4.1-0.20240910075300-24fe4facd5a6/go.mod h1:zfz367PUmyaX6oAqV9SktVqyRXKlEh0sel9Wsq9dd2c=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
diff --git a/internal/option.go b/internal/option.go
index 6d1eb51..2660578 100644
--- a/internal/option.go
+++ b/internal/option.go
@@ -30,7 +30,6 @@ import (
 
 var (
 	DefaultThreads = 20
-	SkipChar       = "%SKIP%"
 )
 
 type Option struct {
@@ -614,19 +613,10 @@ func (opt *Option) BuildWords(r *Runner) error {
 
 	//  类似dirsearch中的
 	if opt.Extensions != "" {
-		r.AppendFunction(func(s string) []string {
-			exts := strings.Split(opt.Extensions, ",")
-			ss := make([]string, len(exts))
-			for i, e := range exts {
-				if strings.Contains(s, "%EXT%") {
-					ss[i] = strings.Replace(s, "%EXT%", e, -1)
-				}
-			}
-			return ss
-		})
+		r.AppendFunction(pkg.ParseEXTPlaceholderFunc(strings.Split(opt.Extensions, ",")))
 	} else {
 		r.AppendFunction(func(s string) []string {
-			if strings.Contains(s, "%EXT%") {
+			if strings.Contains(s, pkg.EXTChar) {
 				return nil
 			}
 			return []string{s}
@@ -669,13 +659,6 @@ func (opt *Option) BuildWords(r *Runner) error {
 		})
 	}
 
-	// default skip function, skip %EXT%
-	r.AppendFunction(func(s string) []string {
-		if strings.Contains(s, "%EXT%") {
-			return nil
-		}
-		return []string{s}
-	})
 	if len(opt.Skips) > 0 {
 		r.AppendFunction(func(s string) []string {
 			for _, skip := range opt.Skips {
diff --git a/internal/pool/brutepool.go b/internal/pool/brutepool.go
index dad0c4a..bdf6582 100644
--- a/internal/pool/brutepool.go
+++ b/internal/pool/brutepool.go
@@ -9,7 +9,6 @@ import (
 	"github.com/chainreactors/spray/internal/ihttp"
 	"github.com/chainreactors/spray/pkg"
 	"github.com/chainreactors/utils/iutils"
-	"github.com/chainreactors/words"
 	"github.com/chainreactors/words/rule"
 	"github.com/panjf2000/ants/v2"
 	"github.com/valyala/fasthttp"
@@ -200,7 +199,7 @@ func (pool *BrutePool) Run(offset, limit int) {
 Loop:
 	for {
 		select {
-		case w, ok := <-pool.Worder.C:
+		case w, ok := <-pool.Worder.Output:
 			if !ok {
 				done = true
 				continue
@@ -514,7 +513,7 @@ func (pool *BrutePool) Handler() {
 }
 
 func (pool *BrutePool) doAppendRule(bl *pkg.Baseline) {
-	if pool.AppendRule == nil || bl.Source == parsers.RuleSource {
+	if pool.AppendRule == nil || bl.Source == parsers.AppendRuleSource {
 		pool.wg.Done()
 		return
 	}
@@ -525,7 +524,7 @@ func (pool *BrutePool) doAppendRule(bl *pkg.Baseline) {
 			pool.addAddition(&Unit{
 				path:   pkg.Dir(bl.Url.Path) + u,
 				host:   bl.Host,
-				source: parsers.RuleSource,
+				source: parsers.AppendRuleSource,
 			})
 		}
 	}()
@@ -540,7 +539,8 @@ func (pool *BrutePool) doAppendWords(bl *pkg.Baseline) {
 
 	go func() {
 		defer pool.wg.Done()
-		for _, u := range pool.AppendWords {
+
+		for u := range NewBruteWords(pool.Config, pool.AppendWords).Output {
 			pool.addAddition(&Unit{
 				path:   pkg.SafePath(bl.Path, u),
 				host:   bl.Host,
@@ -574,13 +574,7 @@ func (pool *BrutePool) doCommonFile() {
 	if pool.Mod == HostSpray {
 		return
 	}
-	for _, u := range pkg.Dicts["common"] {
-		pool.addAddition(&Unit{
-			path:   pool.dir + u,
-			source: parsers.CommonFileSource,
-		})
-	}
-	for _, u := range pkg.Dicts["log"] {
+	for u := range NewBruteWords(pool.Config, append(pkg.Dicts["common"], pkg.Dicts["log"]...)).Output {
 		pool.addAddition(&Unit{
 			path:   pool.dir + u,
 			source: parsers.CommonFileSource,
@@ -820,24 +814,14 @@ func (pool *BrutePool) doBak() {
 	if pool.Mod == HostSpray {
 		return
 	}
-	worder, err := words.NewWorderWithDsl("{?0}.{?@bak_ext}", [][]string{pkg.BakGenerator(pool.url.Host)}, nil)
-	if err != nil {
-		return
-	}
-	worder.Run()
-	for w := range worder.C {
+	for w := range NewBruteDSL(pool.Config, "{?0}.{?@bak_ext}", [][]string{pkg.BakGenerator(pool.url.Host)}).Output {
 		pool.addAddition(&Unit{
 			path:   pool.dir + w,
 			source: parsers.BakSource,
 		})
 	}
 
-	worder, err = words.NewWorderWithDsl("{?@bak_name}.{?@bak_ext}", nil, nil)
-	if err != nil {
-		return
-	}
-	worder.Run()
-	for w := range worder.C {
+	for w := range NewBruteDSL(pool.Config, "{?@bak_name}.{?@bak_ext}", nil).Output {
 		pool.addAddition(&Unit{
 			path:   pool.dir + w,
 			source: parsers.BakSource,
diff --git a/internal/pool/checkpool.go b/internal/pool/checkpool.go
index a1cbb8b..81f1b43 100644
--- a/internal/pool/checkpool.go
+++ b/internal/pool/checkpool.go
@@ -67,7 +67,7 @@ func (pool *CheckPool) Run(ctx context.Context, offset, limit int) {
 Loop:
 	for {
 		select {
-		case u, ok := <-pool.Worder.C:
+		case u, ok := <-pool.Worder.Output:
 			if !ok {
 				done = true
 				continue
diff --git a/internal/pool/config.go b/internal/pool/config.go
deleted file mode 100644
index 0857b49..0000000
--- a/internal/pool/config.go
+++ /dev/null
@@ -1,59 +0,0 @@
-package pool
-
-import (
-	"github.com/chainreactors/spray/pkg"
-	"github.com/chainreactors/words/rule"
-	"github.com/expr-lang/expr/vm"
-	"sync"
-	"time"
-)
-
-type SprayMod int
-
-const (
-	PathSpray SprayMod = iota + 1
-	HostSpray
-	ParamSpray
-	CustomSpray
-)
-
-var ModMap = map[string]SprayMod{
-	"path": PathSpray,
-	"host": HostSpray,
-}
-
-type Config struct {
-	BaseURL         string
-	ProxyAddr       string
-	Thread          int
-	Wordlist        []string
-	Timeout         time.Duration
-	ProcessCh       chan *pkg.Baseline
-	OutputCh        chan *pkg.Baseline
-	FuzzyCh         chan *pkg.Baseline
-	Outwg           *sync.WaitGroup
-	RateLimit       int
-	CheckPeriod     int
-	ErrPeriod       int32
-	BreakThreshold  int32
-	Method          string
-	Mod             SprayMod
-	Headers         map[string]string
-	ClientType      int
-	MatchExpr       *vm.Program
-	FilterExpr      *vm.Program
-	RecuExpr        *vm.Program
-	AppendRule      *rule.Program
-	AppendWords     []string
-	Fuzzy           bool
-	IgnoreWaf       bool
-	Crawl           bool
-	Scope           []string
-	Active          bool
-	Bak             bool
-	Common          bool
-	RetryLimit      int
-	RandomUserAgent bool
-	Random          string
-	Index           string
-}
diff --git a/internal/pool/types.go b/internal/pool/types.go
index 791c838..87128da 100644
--- a/internal/pool/types.go
+++ b/internal/pool/types.go
@@ -1,8 +1,14 @@
 package pool
 
 import (
+	"github.com/chainreactors/logs"
 	"github.com/chainreactors/parsers"
 	"github.com/chainreactors/spray/pkg"
+	"github.com/chainreactors/words"
+	"github.com/chainreactors/words/rule"
+	"github.com/expr-lang/expr/vm"
+	"sync"
+	"time"
 )
 
 func newUnit(path string, source parsers.SpraySource) *Unit {
@@ -31,3 +37,71 @@ type Baselines struct {
 	index           *pkg.Baseline
 	baselines       map[int]*pkg.Baseline
 }
+
+type SprayMod int
+
+const (
+	PathSpray SprayMod = iota + 1
+	HostSpray
+	ParamSpray
+	CustomSpray
+)
+
+var ModMap = map[string]SprayMod{
+	"path": PathSpray,
+	"host": HostSpray,
+}
+
+type Config struct {
+	BaseURL         string
+	ProxyAddr       string
+	Thread          int
+	Wordlist        []string
+	Timeout         time.Duration
+	ProcessCh       chan *pkg.Baseline
+	OutputCh        chan *pkg.Baseline
+	FuzzyCh         chan *pkg.Baseline
+	Outwg           *sync.WaitGroup
+	RateLimit       int
+	CheckPeriod     int
+	ErrPeriod       int32
+	BreakThreshold  int32
+	Method          string
+	Mod             SprayMod
+	Headers         map[string]string
+	ClientType      int
+	MatchExpr       *vm.Program
+	FilterExpr      *vm.Program
+	RecuExpr        *vm.Program
+	AppendRule      *rule.Program
+	Fns             []words.WordFunc
+	AppendWords     []string
+	Fuzzy           bool
+	IgnoreWaf       bool
+	Crawl           bool
+	Scope           []string
+	Active          bool
+	Bak             bool
+	Common          bool
+	RetryLimit      int
+	RandomUserAgent bool
+	Random          string
+	Index           string
+}
+
+func NewBruteWords(config *Config, list []string) *words.Worder {
+	word := words.NewWorderWithList(list)
+	word.Fns = config.Fns
+	word.Run()
+	return word
+}
+
+func NewBruteDSL(config *Config, dsl string, params [][]string) *words.Worder {
+	word, err := words.NewWorderWithDsl(dsl, params, nil)
+	if err != nil {
+		logs.Log.Error(err.Error())
+	}
+	word.Fns = config.Fns
+	word.Run()
+	return word
+}
diff --git a/internal/runner.go b/internal/runner.go
index eeee03a..9a282ef 100644
--- a/internal/runner.go
+++ b/internal/runner.go
@@ -47,7 +47,7 @@ type Runner struct {
 	DumpFile    *files.File
 	StatFile    *files.File
 	Progress    *mpb.Progress
-	Fns         []func(string) []string
+	Fns         []words.WordFunc
 	Count       int // tasks total number
 	Wordlist    []string
 	AppendWords []string
@@ -79,6 +79,7 @@ func (r *Runner) PrepareConfig() *pool.Config {
 		RecuExpr:       r.RecursiveExpr,
 		AppendRule:     r.AppendRules, // 对有效目录追加规则, 根据rule生成
 		AppendWords:    r.AppendWords, // 对有效目录追加字典
+		Fns:            r.Fns,
 		//IgnoreWaf:       r.IgnoreWaf,
 		Crawl:           r.CrawlPlugin,
 		Scope:           r.Scope,
@@ -182,7 +183,7 @@ func (r *Runner) Prepare(ctx context.Context) error {
 				brutePool.Statistor.Total = t.origin.sum
 			} else {
 				brutePool.Statistor = pkg.NewStatistor(t.baseUrl)
-				brutePool.Worder = words.NewWorder(r.Wordlist)
+				brutePool.Worder = words.NewWorderWithList(r.Wordlist)
 				brutePool.Worder.Fns = r.Fns
 				brutePool.Worder.Rules = r.Rules.Expressions
 			}
diff --git a/internal/types.go b/internal/types.go
index 5e64727..9faf981 100644
--- a/internal/types.go
+++ b/internal/types.go
@@ -14,13 +14,13 @@ type Origin struct {
 	sum int
 }
 
-func (o *Origin) InitWorder(fns []func(string) []string) (*words.Worder, error) {
+func (o *Origin) InitWorder(fns []words.WordFunc) (*words.Worder, error) {
 	var worder *words.Worder
 	wl, err := pkg.LoadWordlist(o.Word, o.Dictionaries)
 	if err != nil {
 		return nil, err
 	}
-	worder = words.NewWorder(wl)
+	worder = words.NewWorderWithList(wl)
 	worder.Fns = fns
 	rules, err := pkg.LoadRuleWithFiles(o.RuleFiles, o.RuleFilter)
 	if err != nil {
diff --git a/pkg/parse.go b/pkg/parse.go
new file mode 100644
index 0000000..88cfbda
--- /dev/null
+++ b/pkg/parse.go
@@ -0,0 +1,20 @@
+package pkg
+
+import "strings"
+
+var (
+	SkipChar = "%SKIP%"
+	EXTChar  = "%EXT%"
+)
+
+func ParseEXTPlaceholderFunc(exts []string) func(string) []string {
+	return func(s string) []string {
+		ss := make([]string, len(exts))
+		for i, e := range exts {
+			if strings.Contains(s, EXTChar) {
+				ss[i] = strings.Replace(s, EXTChar, e, -1)
+			}
+		}
+		return ss
+	}
+}