diff --git a/binding/form_mapping.go b/binding/form_mapping.go
index f8b4b12..fa7ad1b 100644
--- a/binding/form_mapping.go
+++ b/binding/form_mapping.go
@@ -61,7 +61,7 @@ func mapFormByTag(ptr interface{}, form map[string][]string, tag string) error {
 
 // setter tries to set value on a walking by fields of a struct
 type setter interface {
-	TrySet(value reflect.Value, field reflect.StructField, key string, opt setOptions) (isSetted bool, err error)
+	TrySet(value reflect.Value, field reflect.StructField, key string, opt setOptions) (isSet bool, err error)
 }
 
 type formSource map[string][]string
@@ -69,7 +69,7 @@ type formSource map[string][]string
 var _ setter = formSource(nil)
 
 // TrySet tries to set a value by request's form source (like map[string][]string)
-func (form formSource) TrySet(value reflect.Value, field reflect.StructField, tagValue string, opt setOptions) (isSetted bool, err error) {
+func (form formSource) TrySet(value reflect.Value, field reflect.StructField, tagValue string, opt setOptions) (isSet bool, err error) {
 	return setByForm(value, field, form, tagValue, opt)
 }
 
@@ -92,14 +92,14 @@ func mapping(value reflect.Value, field reflect.StructField, setter setter, tag
 			isNew = true
 			vPtr = reflect.New(value.Type().Elem())
 		}
-		isSetted, err := mapping(vPtr.Elem(), field, setter, tag)
+		isSet, err := mapping(vPtr.Elem(), field, setter, tag)
 		if err != nil {
 			return false, err
 		}
-		if isNew && isSetted {
+		if isNew && isSet {
 			value.Set(vPtr)
 		}
-		return isSetted, nil
+		return isSet, nil
 	}
 
 	if vKind != reflect.Struct || !field.Anonymous {
@@ -115,7 +115,7 @@ func mapping(value reflect.Value, field reflect.StructField, setter setter, tag
 	if vKind == reflect.Struct {
 		tValue := value.Type()
 
-		var isSetted bool
+		var isSet bool
 		for i := 0; i < value.NumField(); i++ {
 			sf := tValue.Field(i)
 			if sf.PkgPath != "" && !sf.Anonymous { // unexported
@@ -125,9 +125,9 @@ func mapping(value reflect.Value, field reflect.StructField, setter setter, tag
 			if err != nil {
 				return false, err
 			}
-			isSetted = isSetted || ok
+			isSet = isSet || ok
 		}
-		return isSetted, nil
+		return isSet, nil
 	}
 	return false, nil
 }
@@ -164,7 +164,7 @@ func tryToSetValue(value reflect.Value, field reflect.StructField, setter setter
 	return setter.TrySet(value, field, tagValue, setOpt)
 }
 
-func setByForm(value reflect.Value, field reflect.StructField, form map[string][]string, tagValue string, opt setOptions) (isSetted bool, err error) {
+func setByForm(value reflect.Value, field reflect.StructField, form map[string][]string, tagValue string, opt setOptions) (isSet bool, err error) {
 	vs, ok := form[tagValue]
 	if !ok && !opt.isDefaultExists {
 		return false, nil
diff --git a/binding/multipart_form_mapping.go b/binding/multipart_form_mapping.go
index 69c0a54..c4d7ed7 100644
--- a/binding/multipart_form_mapping.go
+++ b/binding/multipart_form_mapping.go
@@ -32,7 +32,7 @@ func (r *multipartRequest) TrySet(value reflect.Value, field reflect.StructField
 	return setByForm(value, field, r.MultipartForm.Value, key, opt)
 }
 
-func setByMultipartFormFile(value reflect.Value, field reflect.StructField, files []*multipart.FileHeader) (isSetted bool, err error) {
+func setByMultipartFormFile(value reflect.Value, field reflect.StructField, files []*multipart.FileHeader) (isSet bool, err error) {
 	switch value.Kind() {
 	case reflect.Ptr:
 		switch value.Interface().(type) {
@@ -48,9 +48,9 @@ func setByMultipartFormFile(value reflect.Value, field reflect.StructField, file
 		}
 	case reflect.Slice:
 		slice := reflect.MakeSlice(value.Type(), len(files), len(files))
-		isSetted, err = setArrayOfMultipartFormFiles(slice, field, files)
-		if err != nil || !isSetted {
-			return isSetted, err
+		isSet, err = setArrayOfMultipartFormFiles(slice, field, files)
+		if err != nil || !isSet {
+			return isSet, err
 		}
 		value.Set(slice)
 		return true, nil
@@ -60,14 +60,14 @@ func setByMultipartFormFile(value reflect.Value, field reflect.StructField, file
 	return false, ErrMultiFileHeader
 }
 
-func setArrayOfMultipartFormFiles(value reflect.Value, field reflect.StructField, files []*multipart.FileHeader) (isSetted bool, err error) {
+func setArrayOfMultipartFormFiles(value reflect.Value, field reflect.StructField, files []*multipart.FileHeader) (isSet bool, err error) {
 	if value.Len() != len(files) {
 		return false, ErrMultiFileHeaderLenInvalid
 	}
 	for i := range files {
-		setted, err := setByMultipartFormFile(value.Index(i), field, files[i:i+1])
-		if err != nil || !setted {
-			return setted, err
+		set, err := setByMultipartFormFile(value.Index(i), field, files[i:i+1])
+		if err != nil || !set {
+			return set, err
 		}
 	}
 	return true, nil
diff --git a/errors_test.go b/errors_test.go
index ee95ab3..9a17d85 100644
--- a/errors_test.go
+++ b/errors_test.go
@@ -113,7 +113,7 @@ func (e TestErr) Error() string { return string(e) }
 // TestErrorUnwrap tests the behavior of gin.Error with "errors.Is()" and "errors.As()".
 // "errors.Is()" and "errors.As()" have been added to the standard library in go 1.13.
 func TestErrorUnwrap(t *testing.T) {
-	innerErr := TestErr("somme error")
+	innerErr := TestErr("some error")
 
 	// 2 layers of wrapping : use 'fmt.Errorf("%w")' to wrap a gin.Error{}, which itself wraps innerErr
 	err := fmt.Errorf("wrapped: %w", &Error{