diff --git a/client/coral-framework/actions/items.js b/client/coral-framework/actions/items.js
index 2029714c7..d7d482991 100644
--- a/client/coral-framework/actions/items.js
+++ b/client/coral-framework/actions/items.js
@@ -197,7 +197,7 @@ export function postItem (item, type, id) {
     return coralApi(`/${type}`, {method: 'POST', body: item})
       .then((json) => {
         dispatch(addItem({...item, id:json.id}, type));
-        return json.id;
+        return json;
       });
   };
 }
diff --git a/client/coral-plugin-commentbox/CommentBox.js b/client/coral-plugin-commentbox/CommentBox.js
index 9ae524652..b2cc48381 100644
--- a/client/coral-plugin-commentbox/CommentBox.js
+++ b/client/coral-plugin-commentbox/CommentBox.js
@@ -41,8 +41,10 @@ class CommentBox extends Component {
     }
     updateItem(child_id || parent_id, 'showReply', false, 'comments');
     postItem(comment, 'comments')
-    .then((comment_id) => {
-      if (premod === 'pre') {
+    .then(({comment_id, status}) => {
+      if (status === 'rejected') {
+        addNotification('error', lang.t('comment-post-banned-word'));
+      } else if (premod === 'pre') {
         addNotification('success', lang.t('comment-post-notif-premod'));
       } else {
         appendItemArray(parent_id || id, related, comment_id, !parent_id, parent_type);
diff --git a/client/coral-plugin-commentbox/translations.json b/client/coral-plugin-commentbox/translations.json
index 29f3212b9..2211cbbca 100644
--- a/client/coral-plugin-commentbox/translations.json
+++ b/client/coral-plugin-commentbox/translations.json
@@ -5,7 +5,8 @@
     "comment": "Comment",
     "name": "Name",
     "comment-post-notif": "Your comment has been posted.",
-    "comment-post-notif-premod": "Thank you for posting. Our moderation team will review your comment shortly."
+    "comment-post-notif-premod": "Thank you for posting. Our moderation team will review your comment shortly.",
+    "comment-post-banned-word":  "Your comment contains one or more words which we do not allow. It has been sent to the moderation team for review."
   },
   "es": {
     "post": "Publicar",
@@ -13,6 +14,7 @@
     "comment": "Comentario",
     "name": "Nombre",
     "comment-post-notif": "¡traduceme!",
-    "comment-post-notif-premod": "¡traduceme!"
+    "comment-post-notif-premod": "¡traduceme!",
+    "comment-post-banned-word":  "¡traduceme!"
   }
 }
diff --git a/tests/client/coral-framework/store/itemActions.spec.js b/tests/client/coral-framework/store/itemActions.spec.js
index 45c41025f..6a9b2aeb2 100644
--- a/tests/client/coral-framework/store/itemActions.spec.js
+++ b/tests/client/coral-framework/store/itemActions.spec.js
@@ -131,7 +131,7 @@ describe('itemActions', () => {
               body: JSON.stringify(item.data)
             }
           );
-          expect(id).to.equal('123');
+          expect(id).to.deep.equal({id: '123'});
           expect(store.getActions()[0]).to.deep.equal({
             type: actions.ADD_ITEM,
             item: {