Synonyms of gullible

1 Syllable
green, mark
2 Syllables
naive, silly, biting, simple, foolish, trustful, trusting, stupid, sucker, wide-eyed, wellmeant, lamber
3 Syllables
stupidest, innocent, unjaded, dupable, believing, credulous, innoxious, fleeceable, thick-headed
4 Syllables
exploitive, susceptible, unsuspecting, uninjurious, unmalicious, unsuspicious, superstitious, exploitable, deceivable, deludable, unskeptical
5 Syllables
well-intentioned, unburdensome
6 Syllables
unsophisticated