Synonyms of proficient

1 Syllable

whiz, slick, crack, apt, sharp, deft, pro, wiz

2 Syllables

master, adroit, skillful, nimbler, adept, deftest, trained, gifted, savvy, clever, long-time, defter, doyenne, drilled, versed, phenom, expert, nimblest, artful, skilled

3 Syllables

talented, warhorse, war-horse, masterly, hellacious, veteran, capable, qualified, guileful, efficient, long-serving, conversant, well-versed, crackerjack, practiced, finished, longtime, competent, masterful, effectual, artiste, facile

4 Syllables

experienced, professional, exercised, accomplished, consummate, effective, well-qualified, professionals