repellent >> rɪˈpɛl(ə)nt
Definition: [adjective] able to repel a particular thing; impervious to a particular substance.
Example: water-repellent nylon
Definition: [adjective] causing disgust or distaste.
Example: the idea was slightly repellent to her
Definition: [noun] a substance that deters insects or other pests from approaching or settling.
Example: a flea repellent
Definition: [noun] a substance used to treat something, especially fabric or stone, so as to make it impervious to water.
Example: treat brick with a silicone water repellent