FreeVocabulary
Credulous
/ˈkred.jʊ.ləs/ adjective mediumToo ready to believe things without enough proof or skepticism.
The credulous investor handed over his savings after a stranger promised him guaranteed, risk-free returns.
Memory Trick
Credulous shares a root with 'credit' and 'credible' — a credulous person hands out belief and credit to almost anyone, no questions asked.