experienced

Synonyms: accomplished accustomed adept been around been there broken in capable competent cultivated dynamite expert familiar having something on the ball instructed in the know knowing one’s stuff knowing the score mature matured old old hand practical practiced pro professional qualified rounded seasoned skillful sophisticated sport tested the right stuff trained tried versed vet veteran well-versed wise worldly worldly-wise

Antonyms: green ignorant immature inexperienced unfamiliar unknowledgeable unseasoned unsophisticated