• synonyms


See more synonyms for sinful on Thesaurus.com
  1. characterized by, guilty of, or full of sin; wicked: a sinful life.
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Origin of sinful

before 900; Middle English; Old English synfull. See sin1, -ful
Related formssin·ful·ly, adverbsin·ful·ness, nounun·sin·ful, adjectiveun·sin·ful·ly, adverbun·sin·ful·ness, noun


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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

immorally, unjustly, wickedly, wrongly

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British Dictionary definitions for sinfully


  1. having committed or tending to commit sina sinful person
  2. characterized by or being a sina sinful act
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Derived Formssinfully, adverbsinfulness, 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 sinfully



Old English synnfull "full of sin, wicked, unholy, contrary to the laws of God;" see sin (n.) + -ful. Weakened sense of "contrary to propriety or decency" is from 1863. Related: Sinfully; sinfulness.

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Online Etymology Dictionary, © 2010 Douglas Harper