diff --git a/src/routes/user/user.controller.js b/src/routes/user/user.controller.js
index a1f4aea..520eaae 100755
--- a/src/routes/user/user.controller.js
+++ b/src/routes/user/user.controller.js
@@ -267,8 +267,8 @@ exports.postWords = async (req, res) => {
     try {
         const validData = validateRequest(requestBodySchema, req.body);
         const { _id } = req.user;
-        const { nickname } = req.params;
-        const { formData, type } = req.body;
+        const { formData, type, nickname } = validData;
+        console.log(formData);
         const result = await userService.postWords(_id, formData, nickname, type);
         sendResponse.ok(res, {
             message: SuccessMessage.REGISTER_WORDS_SUCCESS,
diff --git a/src/routes/user/user.repository.js b/src/routes/user/user.repository.js
index 21a6ff0..fe10352 100644
--- a/src/routes/user/user.repository.js
+++ b/src/routes/user/user.repository.js
@@ -96,6 +96,13 @@ exports.postWords = async (userId, formData, nickname, type) => {
 
         console.log('User before modification:', JSON.stringify(user.requests, null, 2));
 
+        // 이미 존재하는 단어 요청 확인 (status가 'pend'인 경우에만 중복 확인)
+        const existingRequest = user.requests.find((req) => req.word === formData.devTerm && req.status === 'pend');
+        if (existingRequest) {
+            console.log('이미 같은 단어 요청이 존재합니다.');
+            throw new Error('Word request already exists');
+        }
+
         if (type === 'add') {
             user.requests.push({
                 word: formData.devTerm,
@@ -108,22 +115,16 @@ exports.postWords = async (userId, formData, nickname, type) => {
                 suggestedBy: nickname, // nickname 추가
             });
         } else if (type === 'mod') {
-            const request = user.requests.find((req) => req.word === formData.devTerm);
-            if (!request) {
-                user.requests.push({
-                    word: formData.devTerm,
-                    info: formData.addInfo,
-                    awkPron: formData.awkPron,
-                    comPron: formData.commonPron,
-                    deletedAt: null,
-                    status: 'pend',
-                    type: 'mod',
-                    suggestedBy: nickname, // nickname 추가
-                });
-            } else {
-                console.log('이미 같은 단어 수정 요청이 존재합니다.');
-                throw new Error('Word not found');
-            }
+            user.requests.push({
+                word: formData.devTerm,
+                info: formData.addInfo,
+                awkPron: formData.awkPron,
+                comPron: formData.commonPron,
+                deletedAt: null,
+                status: 'pend',
+                type: 'mod',
+                suggestedBy: nickname, // nickname 추가
+            });
         } else {
             throw new Error('Invalid type');
         }
@@ -137,6 +138,7 @@ exports.postWords = async (userId, formData, nickname, type) => {
     }
 };
 
+
 exports.getUserRequests = async (userId) => {
     try {
         const user = await User.findById(userId).select('requests').exec();
diff --git a/src/routes/user/user.schema.js b/src/routes/user/user.schema.js
index d5d33cc..d81a9f2 100644
--- a/src/routes/user/user.schema.js
+++ b/src/routes/user/user.schema.js
@@ -17,7 +17,7 @@ const commonSchemas = {
     },
     word: {
         type: 'string',
-        pattern: '^[a-zA-Z!@#$%^&*()_+\\-=\\[\\]{};:\'",.<>/?]+$',
+        pattern: '^[a-zA-Z0-9 !@#$%^&*()_+\\-=\\[\\]{};:\'",.<>/?~`/]+$',
     },
 };
 
diff --git a/src/routes/word/word.repository.js b/src/routes/word/word.repository.js
index eecfc5d..f6a56b6 100644
--- a/src/routes/word/word.repository.js
+++ b/src/routes/word/word.repository.js
@@ -53,6 +53,7 @@ exports.getAllWords = async (isSorted, page, limit) => {
             sortOrder.word = isSorted === 'asc' ? 1 : -1;
         } else if (isSorted === 'popularity') {
             sortOrder.freq = -1;
+            sortOrder.word = 1; // freq가 동일한 경우 word 오름차��으로 정��
         } else if (isSorted === 'recent') {
             sortOrder.createdAt = -1;
             sortOrder.word = 1; // createdAt이 동일한 경우 단어 오름차순으로 정렬