41 synonyms for naive such as callow, artless, and blameless. Naive is an adjective, and its antonyms are skeptical and sophisticated.
Artless, Blameless, Callow, Candid, Childlike, Clueless, Credulous, Foolish, Green, Guileless, Gullible, Honest, Idealistic, Ignorant, Inexperienced, Innocent, Natural, Open, Plainspoken, Pure, Simple, Simplistic, Sincere, Soft-hearted, Straightforward, Transparent, Trustful, Trusting, Unaffected, Unaware, Uncritical, Uninformed, Unpretentious, Unquestioning, Unseasoned, Unsophisticated, Unsuspecting, Unworldly, Wet behind the ears, and Wide-eyed.