Synonyms for gullible Updated: 26-10-2024 by Wikilanguages.net share facebook share twitter Some common synonyms of gullible are: gullible [a.] (Colloq.) Credulous, easily duped. All 🔎︎ Synonyms of gulliblegullible [a.] (Colloq.) Credulous, easily duped. Read More about: gullible