deceitful

[dih-seet-fuh l] /dɪˈsit fəl/

adjective

given to deceiving:

A deceitful person cannot keep friends for long.

intended to deceive; misleading; fraudulent:

a deceitful action.

Origin

1400-50; late Middle English; see deceit, -ful

Related forms

deceitfully, adverb

deceitfulness, noun

undeceitful, adjective

Synonyms

1. insincere, disingenuous, false, hollow, designing, tricky, wily. 2. illusory, fallacious.

Antonyms

1. honest. 2. genuine.

Examples from the web for deceitful

To survive, and to gain the information you require to overcome the scheme, you must be as deceitful as you can be.
Correct, but they can hardly expect to be treated with respect if they do so in an underhanded and deceitful manner.
Much of the so-called green industry is a pure hoax based on deceitful propaganda.
The annual report made no mention of false or deceitful transactions or the auditor's other worries.
Any return to a gold standard would include all of the state's deceitful ways of throwing a wrench into the machinery.
Comparing teachers and soldiers is a deliberately deceitful setup to a fool's game.
Much of the material can be deemed either terribly deceitful or astonishingly naive.
Some physicians, he said, could use this in a deceitful way to try and get as many patients as possible to the operating room.
There are also recognitions of the frailties of the inmates themselves, revealed in vicious and deceitful stratagems and deeds.
It's a deceitful trick and does nothing but put me off a brand.

British Dictionary definitions for deceitful

/dɪˈsiːtfʊl/

adjective

full of deceit

Derived Forms

deceitfully, adverb
deceitfulness, noun

Word Origin and History for deceitful

adj.

mid-15c., from deceit + -ful. Related: Deceitfully; deceitfulness.