diff --git c/core/lib/Drupal/Core/Entity/ContentEntityDeleteForm.php w/core/lib/Drupal/Core/Entity/ContentEntityDeleteForm.php
index 6539027..b1178b7 100644
--- c/core/lib/Drupal/Core/Entity/ContentEntityDeleteForm.php
+++ w/core/lib/Drupal/Core/Entity/ContentEntityDeleteForm.php
@@ -24,8 +24,9 @@ public function submitForm(array &$form, FormStateInterface $form_state) {
     $entity = $this->getEntity();
 
     // Make sure that deleting a translation does not delete the whole entity.
-    if ($entity->language()->getId() != $entity->getUntranslated()->language()->getId()) {
-      $entity->getUntranslated()->removeTranslation($entity->language()->getId());
+    $entity_language_id = $entity->language()->getId();
+    if ($entity_language_id != $entity->getUntranslated()->language()->getId()) {
+      $entity->getUntranslated()->removeTranslation($entity_language_id);
       $entity->getUntranslated()->save();
     }
     else {
diff --git c/core/modules/content_translation/src/ContentTranslationHandler.php w/core/modules/content_translation/src/ContentTranslationHandler.php
index 93d6447..9ca6520 100644
--- c/core/modules/content_translation/src/ContentTranslationHandler.php
+++ w/core/modules/content_translation/src/ContentTranslationHandler.php
@@ -603,8 +603,17 @@ public function entityFormSourceChange($form, FormStateInterface $form_state) {
   function entityFormDelete($form, FormStateInterface $form_state) {
     $entity = $form_state->getFormObject()->getEntity();
     $is_translation = $entity->language()->getId() != $entity->getUntranslated()->language()->getId();
+    $languages = [];
+    foreach ($entity->getTranslationLanguages() as $language) {
+      array_push($languages, t('@language', array('@language' => $language->getName())));
+    }
+    $languages = join($languages, ', ');
     if (count($entity->getTranslationLanguages()) > 1 && !$is_translation) {
-      drupal_set_message(t('This will delete all the translations of %label.', array('%label' => $entity->label())), 'warning');
+      drupal_set_message(t('This will delete the following translations: @languages',
+        array(
+          '%label' => $entity->label(),
+          '@languages'   => $languages,
+        )), 'warning');
     }
   }
 
diff --git c/core/modules/node/src/NodeTranslationHandler.php w/core/modules/node/src/NodeTranslationHandler.php
index 4dd1125..ebd064b 100644
--- c/core/modules/node/src/NodeTranslationHandler.php
+++ w/core/modules/node/src/NodeTranslationHandler.php
@@ -66,7 +66,7 @@ public function entityFormAlter(array &$form, FormStateInterface $form_state, En
       // Change the submit button label for delete forms.
       if ($is_delete_form) {
         $is_translation = $entity->language()->getId() != $entity->getUntranslated()->language()->getId() ? TRUE : FALSE;
-        $form['actions']['submit']['#value'] .= ' ' . ($is_translation ? t('(@language translation)', array('@language' => $entity->language()->getName())) : '');
+        $form['actions']['submit']['#value'] .= ' ' . ($is_translation ? t('@language translation', array('@language' => $entity->language()->getName())) : '');
       }
     }
   }