diff --git a/app/code/Magento/Sales/Block/Adminhtml/Order/Create/Sidebar/AbstractSidebar.php b/app/code/Magento/Sales/Block/Adminhtml/Order/Create/Sidebar/AbstractSidebar.php
index 941af6a602439..9be077b39d122 100644
--- a/app/code/Magento/Sales/Block/Adminhtml/Order/Create/Sidebar/AbstractSidebar.php
+++ b/app/code/Magento/Sales/Block/Adminhtml/Order/Create/Sidebar/AbstractSidebar.php
@@ -69,7 +69,7 @@ public function canDisplay()
     }
 
     /**
-     * Retrieve disply item qty availablity
+     * Retrieve display item qty availability
      *
      * @return false
      */
diff --git a/app/code/Magento/Ui/view/base/web/js/form/components/fieldset.js b/app/code/Magento/Ui/view/base/web/js/form/components/fieldset.js
index 73b98230c3879..f7b86b4e7925d 100644
--- a/app/code/Magento/Ui/view/base/web/js/form/components/fieldset.js
+++ b/app/code/Magento/Ui/view/base/web/js/form/components/fieldset.js
@@ -109,14 +109,14 @@ define([
          * @returns {Group} Chainable.
          */
         _setClasses: function () {
-            var addtional = this.additionalClasses,
+            var additional = this.additionalClasses,
                 classes;
 
-            if (_.isString(addtional)) {
-                addtional = this.additionalClasses.split(' ');
+            if (_.isString(additional)) {
+                additional = this.additionalClasses.split(' ');
                 classes = this.additionalClasses = {};
 
-                addtional.forEach(function (name) {
+                additional.forEach(function (name) {
                     classes[name] = true;
                 }, this);
             }
diff --git a/app/code/Magento/Ui/view/base/web/js/form/components/group.js b/app/code/Magento/Ui/view/base/web/js/form/components/group.js
index d785178220835..d9187a8f3c4e3 100644
--- a/app/code/Magento/Ui/view/base/web/js/form/components/group.js
+++ b/app/code/Magento/Ui/view/base/web/js/form/components/group.js
@@ -54,14 +54,14 @@ define([
          * @returns {Group} Chainable.
          */
         _setClasses: function () {
-            var addtional = this.additionalClasses,
+            var additional = this.additionalClasses,
                 classes;
 
-            if (_.isString(addtional)) {
-                addtional = this.additionalClasses.split(' ');
+            if (_.isString(additional)) {
+                additional = this.additionalClasses.split(' ');
                 classes = this.additionalClasses = {};
 
-                addtional.forEach(function (name) {
+                additional.forEach(function (name) {
                     classes[name] = true;
                 }, this);
             }