adjective 1.given to
deceiving:
A deceitful person cannot keep friends for long. 2.intended to
deceive; misleading; fraudulent:
a deceitful action.
Origin: 1400–50; late Middle English; see
deceit,
-ful Related forms de·ceit·ful·ly, adverb
de·ceit·ful·ness, noun
un·de·ceit·ful, adjective
Synonyms
1. insincere, disingenuous, false, hollow, designing, tricky, wily. 2. illusory, fallacious.
Antonyms
1. honest. 2. genuine.