Repellent
Part of speech: noun
Definition: someone who repels a substance used to repel insects a substance or treatment for a fabric etc to make it impervious to something
Part of speech: adjective
Definition: tending or able to repel repulsive, inspiring aversion resistant or impervious to something
Repellant
Part of speech: noun
Definition: Someone who repels.
Part of speech: adjective
Definition: Tending or able to repel; driving back.