tried

Từ điển Oxford Advanced Learner 8th

tried [tried] BrE [traɪd] NAmE [traɪd] adjective
see also ↑try _v.
Idiom: ↑tried and tested
See also: ↑tried and true

• Từ đồng nghĩa / Synonyms:
  tested, time-tested, tried and true, well-tried