"disposed to believe, uncritical with regard to beliefs," 1570s, from Latin credulus "that easily believes, trustful," from credere "to believe" (see credo). Related: Credulously; credulousness.
the gimmick would convince none but the most credulous
so credulous he believes everything he reads
creditable
credit-card
creditor
credo
credulity
credulous
Cree
creed
creek
Creek
creel
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