adjective sin·ful \ˈsin-fəl\

: wrong according to religious or moral law

: very bad or wicked

: extremely enjoyable in a way that makes you feel guilty

Full Definition of SINFUL

:  tainted with, marked by, or full of sin :  wicked
:  such as to make one feel guilty <a sinful chocolate cake>
sin·ful·ly \-fə-lē\ adverb
sin·ful·ness noun

Examples of SINFUL

  1. It is sinful to steal.
  2. <chastised by his minister for his sinful behavior>

First Known Use of SINFUL

before 12th century

Related to SINFUL

black, dark, evil, immoral, iniquitous, nefarious, rotten, bad, unethical, unlawful, unrighteous, unsavory, vicious, vile, villainous, wicked, wrong
decent, ethical, good, honest, honorable, just, moral, right, righteous, sublime, upright, virtuous


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