Synonyms to quackish

charlatan, blagueur, bluff, bluffer, charlatanic, charlatanish, fake, faker, fourflusher, fraud, horse doctor, humbug, impersonator, impostor, malingerer, medicaster, medicine man, medicine monger, mountebank, phony, poser, poseur, pretender, quack, quacksalver, quackster, ringer, saltimbanco, sham, shammer, cackle, call, carol, caw, chatter, cheep, chirk, chirp, chirr, chirrup, chitter, chuck, clack, cluck, cock-a-doodle-doo, coo, counterfeit, counterfeiter, croak, cronk, crow, cuckoo, drum, fraudulent, gabble, gaggle, gobble, guggle, honk, hoo, hoot, peep, pip, pipe, roll, scold, simulator, sing, squawk, trill, tweet, twit, twitter, warble, whistle