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Definition of heinous
heinous
/ˈheɪ.nəs/
hei · nous
Adverb:heinously
heinous Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
2
heinous Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Utterly odious, abominable, or wicked (typically of a wrongful act, offense, or crime).
Example
"The judge imposed the maximum sentence due to the heinous nature of the offense."
Synonyms
View all synonyms for heinous Antonyms
View all antonyms for heinousWord Nuance & Usage
The word 'heinous' is most commonly pronounced 'HAY-nuhs' (/ˈheɪnəs/); the pronunciation 'HEE-nuhs' (/ˈhiːnəs/), though frequently heard in informal speech, is widely considered nonstandard.
• Rhymes for heinous
Word Origin & Etymology
Borrowed in the late 14th century from Old French 'hainos' (hateful, odious), from 'haine' (hatred), which derives from the verb 'hair' (to hate), ultimately of Frankish and Proto-Germanic origin.
Cite this Entry
Wordmom. (2026). Definition of Heinous. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/heinous