Is gullibility in the dictionary?

Gullibility is the quality of believing in things too quickly. … There’s an old joke: “Did you know gullible isn’t in the dictionary?” If you say “Really?” in response, then you are proving to be gullible: a little too ready to believe what you hear. The word for this quality or tendency is gullibility.

What do you call a person who believes everything?

Credulous. Credulous comes from the 16th-century Latin credulus, or “easily believes.” A synonym for credulous is gullible, and both terms describe a personwho accepts something willingly without a lot of supporting facts. Calling someonecredulous can imply that the person is naive and simple.

What is a word for someone who is too trusting?

trustful. , trusting. confiding, credulous, gullible, innocent, naive, optimistic, simple, unguarded, unsuspecting, unsuspicious, unwary.