「仇人」

(pos:名詞)(ant:恩人)
<explanation>
yue:對人做過壞事而令受害者對佢產生怨恨嘅人（量詞：個）
eng:somebody who has wronged another (or another's friends and family) to the extent that the victim considers exacting revenge; literally: revenge person
<eg>
yue:殺父仇人 (saat3 fu6 sau4 jan4)
eng:a foe who murdered one's father
<eg>
yue:仇人見面，分外眼紅 (sau4 jan4 gin3 min6, fan6 ngoi6 ngaan5 hung4)
eng:When the enemies come face to face, their eyes blaze with hatred.