Synonyms of longtime

1 Syllable
vet, pro, wise, old
2 Syllables
adept, trained, long-time, skilled, versed, expert, old-time, steady, worldly
3 Syllables
hardened, weathered, practical, deep-seated, long-serving, practiced, inured, proficient
4 Syllables
exercised, battle-scarred, disciplined
5 Syllables
sophisticated