Infest(v. t.) Mischievous; hurtful; harassing.
Infest(v. t.) To trouble greatly by numbers or by frequency of presence; to disturb; to annoy; to frequent and molest or harass; as, fleas infest dogs and cats; a sea infested with pirates.
Infested(imp. & p. p.) of Infest
Infester(n.) One who, or that which, infests.
Infesting(p. pr. & vb. n.) of Infest
Infestive(a.) Having no mirth; not festive or merry; dull; cheerless; gloomy; forlorn.
Infestivity(n.) Want of festivity, cheerfulness, or mirth; dullness; cheerlessness.

Words within infestants