Sinful

//ˈsɪnfl̩// adj, slang

adj, slang ·Common ·High school level

Definitions

Adjective
  1. 1
    Having sinned; guilty of sin.
  2. 2
    Constituting a sin; morally or religiously wrong; wicked; evil.
  3. 3
    decadent (luxuriously self-indulgent) colloquial

    "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)."

Adjective
  1. 1
    far more than usual or expected wordnet
  2. 2
    having committed unrighteous acts wordnet
  3. 3
    characterized by iniquity; wicked because it is believed to be a sin wordnet

Synonyms

All synonyms
iniquitousunrighteousabandonedaberrantabnormalabominable

Example

More examples

"Christians view human nature as inherently sinful."

Etymology

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”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.