Disable CKEditor's spellchecker

service.js

@@ -639,6 +639,7 @@ class BesCKService extends BesService {
   constructor(hostElement, ckEditorInstance) {
     super(hostElement)
     this.ckEditorInstance = ckEditorInstance
+    this.disableCKEditorSpellcheck(ckEditorInstance)
   }
 
   /**
@@ -654,6 +655,21 @@ class BesCKService extends BesService {
     return service
   }
 
+  /**
+   * This function disables the CKEditor spellcheck.
+   *
+   * @param {CKEditorInstance} ckInstance
+   */
+  disableCKEditorSpellcheck(ckInstance) {
+    ckInstance.editing.view.change(writer => {
+      writer.setAttribute(
+        'spellcheck',
+        'false',
+        ckInstance.editing.view.document.getRoot()
+      )
+    })
+  }
+
   /**
    * Marks given block element as grammar-proofed.
    *