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[sin-fuh l] /ˈsɪn fəl/
characterized by, guilty of, or full of sin; wicked:
a sinful life.
Origin of sinful
before 900; Middle English; Old English synfull. See sin1, -ful
Related forms
sinfully, adverb
sinfulness, noun
unsinful, adjective
unsinfully, adverb
unsinfulness, noun
iniquitous, depraved, evil, immoral, corrupt. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for sinful
Contemporary Examples
Historical Examples
  • This difference one should not, one can not, forget or destroy; and it would be sinful to do so.

    What Shall We Do? Leo Tolstoy
  • Why does the whole world, with all its delights, exist if it is sinful and must be renounced?

    Father Sergius Leo Tolstoy
  • The hypocrites of the North tell us that slaveholding is sinful.

    The Iron Furnace John H. Aughey
  • He 'blessed the condition of the birds, beasts, and fishes, for they had not a sinful nature.

    Bunyan James Anthony Froude
  • "It is a right punishment for our sinful pride in her," said Aunt Rose, as she had a few last words alone with her elder sister.

    Sowing and Sewing Charlotte Mary Yonge
British Dictionary definitions for sinful


having committed or tending to commit sin: a sinful person
characterized by or being a sin: a sinful act
Derived Forms
sinfully, adverb
sinfulness, 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
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Word Origin and History for sinful

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.

Online Etymology Dictionary, © 2010 Douglas Harper
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