given to deceiving: A deceitful person cannot keep friends for long.
intended to deceive; misleading; fraudulent: a deceitful action.

Origin of deceitful

late Middle English word dating back to 1400–50; see origin at deceit, -ful
Related formsde·ceit·ful·ly, adverbde·ceit·ful·ness, nounun·de·ceit·ful, adjective

Synonyms for deceitful

Antonyms for deceitful

1. honest. 2. genuine. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for deceitfulness

double-dealing, wile, duplicity, knavery

Examples from the Web for deceitfulness

Contemporary Examples of deceitfulness

  • Even the more polished, informed, self-possessed Romney seems cursed with an Eddie Haskell air of insincerity and deceitfulness.

    The Daily Beast logo
    Obama’s Risky Belittling Tactic

    Lee Siegel

    July 1, 2011

Historical Examples of deceitfulness

  • But Sapphira was "hardened through the deceitfulness of sin."

  • I thought I was a child of God, but the deceitfulness of riches has choked the word.

    The Manxman

    Hall Caine

  • “I call it deceitfulness, Thekla,” said her mother decidedly.

    Clare Avery

    Emily Sarah Holt

  • You're full of deceitfulness' (here she kissed him between the eyes and set him down).

  • We have a sad illustration of the deceitfulness of sin in the response of the bride.

    Union And Communion

    J. Hudson Taylor

British Dictionary definitions for deceitfulness



full of deceit
Derived Formsdeceitfully, adverbdeceitfulness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for deceitfulness



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

Online Etymology Dictionary, © 2010 Douglas Harper