The characteristic of being harmful.

plural of harmfulness

of a kind likely to be damaging; injurious

simple past tense and past participle of harm

To cause injury to another; to hurt; to cause damage to something.

physical injury; hurt; damage / emotional or figurative hurt / detriment; misfortune. / That which causes injury, damage, or loss.

Third-person singular simple present indicative form of harm

plural of harm

present participle of harm

A surname.