enmity

/ˈɛn.mɪ.tɪ/noun

A deep feeling of hatred or hostility toward someone, like that between enemies.

Example sentence

“Years of enmity between the two families made the wedding awkward.”

Literary; everyday English says hostility or hatred. Do not confuse it with 'amity', its opposite, meaning friendship.

Related words

ennuiA heavy feeling of boredom and low spirits; weary dissatisfaction with life.enlistTo sign someone up on an official list or roll; to join or recruit into a group, especially the military.enrichTo make a person or thing wealthier, or to improve its quality or value.enlightenTo shine light on something; to provide it with light.enrollTo officially sign up as a student at a school, college, or course.enigmaticMysterious and difficult to interpret or figure out.