Synonyms of frequent

1 Syllable

thick

2 Syllables

rifer, attend, common, chainer, many, usual, constant, various

3 Syllables

redundant, general, expected, manifold, resorted, persistent, attended, perpetual, numerous, round-the-clock, revisit, aeonian, habitual, unwaning, recurring, profuse, familiar, continual, addicting, periodic, recurrent, pleonastic, visited, resorting, commonest, prevalent, numberless, incessant

4 Syllables

iterated, commonplace, customary, reiterated, monotonous, ubiquitous, revisited, everyday, unremitting, oft-repeated, ordinary, intermittent, isochronous, successive, unnumbered, isochronal, revisiting

5 Syllables

reiterative, unremarkable, innumerable