Etymology of the Latin word credulus
the Latin word
credulus (credulous, trusting, gullible)
derived from the Latin word
credere (lend to, make loans, give credit; trust, entrust; commit)
derived from the Proto-Indo-European root
*kerd-Derivations in Latin
credulitas,
incredulusDerivations in other languages
English
credulous, French
crédule, Italian
credulo, Portuguese
crédulo, Spanish
crédulo