sinful

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sinful

/ˈsɪnfl̩/
[ˈsɪnfl̩]

Rhymes with -ɪnfəl

Where it comes from

From Middle English synful, senful, sunful, from Old English synful (“sinful, guilty, wicked, corrupt”), equivalent to sin + -ful. Compare Dutch zondevol (“sinful”), German sündevoll (“sinful”), Danish syndefuld (“sinful”), Swedish syndfull (“sinful”), Icelandic syndfullur (“sinful”).

adjective more sinful · sinfuller · most sinful · sinfullest

Having sinned; guilty of sin.
Similar: sinny, peccant · Opposite: sinless, unsullied
Constituting a sin; morally or religiously wrong; wicked; evil.
Similar: diabolical, unholy, abandoned, arrant, bad, bad apple, bad seed, baleful, scurrilous, baneful, base, black-hearted · Opposite: righteous, sinless
colloquial decadent (luxuriously self-indulgent) I take a whiff of the most sincerely sinful cookies in the history of the world. It’s a recipe I saw in People magazine once at the dentist's office, and Dr. Segal would not approve of its ingredients (or maybe she would, in the interest of keeping her business afloat).
Similar: epicurean, sybaritic, Babylonian, decadent, epicureal, epicureous, epicurish, hedonic, hedonistic, intemperate, lotus-eating, luxurious

Thesaurus

Closest in meaning: iniquitous, unholy, wicked, ungodly, unrighteous, evil, disgraceful, shameful, ashamed, outrageous, heinous, bad, poorly, wrong, criminal, hurt

Translations

Every language

adj constituting sin

Español	pecaminoso
Português	pecaminoso
Français	coupable, peccamineux
Deutsch	sündig, sündhaft, frevelhaft
Italiano	corrotto, peccaminoso
Română	păcătos
Русский	гре́шный gréšnyj

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MLA

"sinful." Wiktionary, via Micwyn, micwyn.com/word/sinful. Accessed 6 Nov. 2026.

APA

sinful. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/sinful

Chicago

"sinful." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/sinful.

BibTeX

@misc{sinful_2026,
  title = {sinful},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/sinful},
  urldate = {2026-11-06}
}