Nouns

(n)repellent, repellanta compound with which fabrics are treated to repel water
(n)repellent, repellanta chemical substance that repels animals
(n)repellent, repellantthe power to repel“she knew many repellents to his advances”

Adjectives

(s)rebarbative, repellent, repellantserving or tending to repel“he became rebarbative and prickly and spiteful”, “I find his obsequiousness repellent”
(s)disgusting, disgustful, distasteful, foul, loathly, loathsome, repellent, repellant, repelling, revolting, skanky, wicked, yuckyhighly offensive; arousing aversion or disgust“a disgusting smell”, “distasteful language”, “a loathsome disease”, “the idea of eating meat is repellent to me”, “revolting food”, “a wicked stench”
(s)repellent, resistantincapable of absorbing or mixing with“a water-repellent fabric”, “plastic highly resistant to steam and water”