# theftuous

> English word · Adjective

## Definitions
1. Of the nature of theft; thievish.

## Etymology
From earlier thiefteous, thiftwis, from Middle English *theftwis, equivalent to theft + -uous. Compare righteous.

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