Learned

1.

(Having much knowledge acquired by study, of or for learned people) ដែលមានចំណេះវិជ្ជា, ច្រើន (វិជ្ជា), ដែលប្រសប់, ជ្រៅជ្រះ
Example: A learned man; a learned book.

• letter learned
  - មានការចេះដឹង​ខាងអក្សរសាស្ដ្រ

1.

Of or pertaining to learning; possessing, or characterized by, learning, esp. scholastic learning; erudite; well-informed; as, a learned scholar, writer, or lawyer; a learned book; a learned theory.

1.

able, academic, accomplished, adept, cultured, educated, enlightened, erudite, expert, informed, intelligent, knowing, lettered, pedantic, professional, professorial, proficient, sagacious, scholarly, skilled, trained, wise