Dumb

1.

(unable to speak, temporarily silent, stupid) ដែលមិនចេញស្ដី, សេចក្ដីហាមឃាត់ deaf and dumb ដែលនិយាយមិនកើត
Example: Sadie is so dumb she failed every course in school.

2.

(វេជ្ជសាស្ត្រ) គរមិនអាចនិយាយរួច, គ

• deaf and dumb
  - ថ្លង់ហើយគ
• dumb person
  - មនុស្សគ
• dumb student
  - សិស្សដែលល្ងើ

1.

brainless, crass, dense, dull foolish, inarticulate, obtuse, senseless, stupid, witless

1.

alert, bright, clever, discerning, intelligent