diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/englishpal.iml b/.idea/englishpal.iml
new file mode 100644
index 0000000..8b8c395
--- /dev/null
+++ b/.idea/englishpal.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="PyDocumentationSettings">
+    <option name="format" value="PLAIN" />
+    <option name="myDocStringFormat" value="Plain" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/inspectionProfiles/profiles_settings.xml b/.idea/inspectionProfiles/profiles_settings.xml
new file mode 100644
index 0000000..105ce2d
--- /dev/null
+++ b/.idea/inspectionProfiles/profiles_settings.xml
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..f6104af
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.9" project-jdk-type="Python SDK" />
+  <component name="PyCharmProfessionalAdvertiser">
+    <option name="shown" value="true" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..31b95c5
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/englishpal.iml" filepath="$PROJECT_DIR$/.idea/englishpal.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/main.py b/app/main.py
index 1356f12..61e02a4 100644
--- a/app/main.py
+++ b/app/main.py
@@ -269,7 +269,11 @@ def user_mark_word(username):
     else:
         return 'Under construction'
 
-
+@app.route("/<username>/<word>/del", methods=['GET', 'POST'])
+def deleteword(username,word):
+    user_freq_record = path_prefix + 'static/frequency/' + 'frequency_%s.pickle' % (username)
+    pickle_idea2.deleteRecord(user_freq_record,word)
+    return redirect(url_for('userpage', username=username))
 
 @app.route("/<username>", methods=['GET', 'POST'])
 def userpage(username):
@@ -345,9 +349,9 @@ def userpage(username):
                 freq = x[1]
                 if isinstance(d[word], list): # d[word] is a list of dates
                     if freq > 1:
-                        page += '<p class="new-word"> <a href="%s">%s</a>                     (<a title="%s">%d</a>) </p>\n' % (youdao_link(word), word, '; '.join(d[word]), freq)
+                        page += '<p class="new-word"> <a href="%s">%s</a>(<a title="%s">%d</a>) <a href="%s/%s/del">删除</a>  </p>\n' % (youdao_link(word), word, '; '.join(d[word]), freq,username, word)
                     else:
-                        page += '<p class="new-word"> <a href="%s">%s</a> <font color="white">(<a title="%s">%d</a>)</font> </p>\n' % (youdao_link(word), word, '; '.join(d[word]), freq)
+                        page += '<p class="new-word"> <a href="%s">%s</a>(<a title="%s">%d</a>)  <a href="%s/%s/del" >删除</a></p>\n' % (youdao_link(word), word, '; '.join(d[word]), freq,username, word)
                 elif isinstance(d[word], int): # d[word] is a frequency. to migrate from old format.
                     page += '<a href="%s">%s</a>%d\n' % (youdao_link(word), word, freq)                    
                     
diff --git a/app/pickle_idea2.py b/app/pickle_idea2.py
index 91a5b11..4055fc4 100644
--- a/app/pickle_idea2.py
+++ b/app/pickle_idea2.py
@@ -25,6 +25,15 @@ def lst2dict(lst, d):
         else:
             d[word] += dates
 
+def deleteRecord(path,word):
+    with open(path, 'rb') as f:
+        db = pickle.load(f)
+    try:
+        db.pop(word)
+    except KeyError:
+        print("sorry")
+    with open(path, 'wb') as ff:
+            pickle.dump(db, ff)
 
 def dict2lst(d):
     if len(d) > 0: