infesto

Noun

 * 1) infestation

Etymology
From.

Verb

 * 1) to vex  repeatedly, trouble, harass, molest
 * 2) to make  unsafe by repeated attacks; to infest
 * 3) to have a bad effect on, to injure, damage, impair
 * 1) to have a bad effect on, to injure, damage, impair

Etymology 1
.

Adjective

 * 1) hostile