The adjective reprehensible means a behavior or an idea that is very awful and morally rotten.

Synonyms are shameful, culpable, disgraceful, or sinful.

The word origins from Old French (late 14th century) reprehensible or directly from Late Latin reprehensibilis. It comes from reprehens-, past participle stem of Latin reprehendere meaning “to blame, censure, rebuke, seize, restrain”.

Prohibited drugs and all its forms are highly reprehensible.

Hunting and killing animals for sport will now be a crime as well as a morally reprehensible act.

Some politicians behaved reprehensible.