diff --git a/src/js/commandline.js b/src/js/commandline.js
index d887336d0..21c031bc7 100644
--- a/src/js/commandline.js
+++ b/src/js/commandline.js
@@ -2023,14 +2023,15 @@ function updateSuggestedCommands() {
 
 function displayFoundCommands() {
   $("#commandLine .suggestions").empty();
+  let commandsHTML = "";
   let list = currentCommands[currentCommands.length - 1];
   $.each(list.list, (index, obj) => {
     if (obj.found && (obj.available !== undefined ? obj.available() : true)) {
-      $("#commandLine .suggestions").append(
-        '<div class="entry" command="' + obj.id + '">' + obj.display + "</div>"
-      );
+      commandsHTML +=
+        '<div class="entry" command="' + obj.id + '">' + obj.display + "</div>";
     }
   });
+  $("#commandLine .suggestions").html(commandsHTML);
   if ($("#commandLine .suggestions .entry").length == 0) {
     $("#commandLine .separator").css({ height: 0, margin: 0 });
   } else {
diff --git a/src/js/script.js b/src/js/script.js
index 7b9758415..e4ea78ec9 100644
--- a/src/js/script.js
+++ b/src/js/script.js
@@ -857,14 +857,15 @@ function addWord() {
 function showWords() {
   $("#words").empty();
 
+  let wordsHTML = "";
   for (let i = 0; i < wordsList.length; i++) {
-    let w = "<div class='word'>";
+    wordsHTML += "<div class='word'>";
     for (let c = 0; c < wordsList[i].length; c++) {
-      w += "<letter>" + wordsList[i].charAt(c) + "</letter>";
+      wordsHTML += "<letter>" + wordsList[i].charAt(c) + "</letter>";
     }
-    w += "</div>";
-    $("#words").append(w);
+    wordsHTML += "</div>";
   }
+  $("#words").html(wordsHTML);
 
   $("#wordsWrapper").removeClass("hidden");
   const wordHeight = $(document.querySelector(".word")).outerHeight(true);
@@ -3119,6 +3120,7 @@ function toggleResultWordsDisplay() {
 
 async function loadWordsHistory() {
   $("#resultWordsHistory .words").empty();
+  let wordsHTML = "";
   for (let i = 0; i < inputHistory.length + 2; i++) {
     let input = inputHistory[i];
     let wordEl = "";
@@ -3229,8 +3231,9 @@ async function loadWordsHistory() {
         wordEl += "</div>";
       } catch (e) {}
     }
-    $("#resultWordsHistory .words").append(wordEl);
+    wordsHTML += wordEl;
   }
+  $("#resultWordsHistory .words").html(wordsHTML);
   $("#showWordHistoryButton").addClass("loaded");
   return true;
 }