# sinful

> English word · Adjective · IPA /ˈsɪnfl̩/ · frequency rank #18,694

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

## 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”).

## Easily confused with
- **sinus** (https://plainspell.com/en/vs/sinful-vs-sinus)
- **skilful** (https://plainspell.com/en/vs/sinful-vs-skilful)
- **SANFL** (https://plainspell.com/en/vs/sanfl-vs-sinful)

## Common misspellings (9)
`isnful`, `sifnul`, `sinfful`, `sinflu`, `sinfull`, `sinnful`, `sinufl`, `sniful`, `ssinful`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/sinful