Thankless



adjective
1.
(Unappreciated, not appreciated; unrewarding, showing no appreciation, ungrateful) ដែលគេមិនទទួលស្ដាប់ត្រេកអរ (ចំពោះ)
Example: Washing dishes is a thanes task.
ENGLISH MEANING
adjective
1.
Not acknowledging favors; not expressing thankfulness; unthankful; ungrateful.
2.
Not obtaining or deserving thanks; unacceptable; as, a thankless task.