infest /in-festˈ/

1. To swarm over, cover or fill, in a troublesome, unpleasant or harmful way
2. To invade and live on or in as a parasite
3. To disturb or harass

1. Hostile
2. Troublesome

infestāˈtion noun

1. Attack, or the condition of being attacked, esp by parasites
2. Molestation (obsolete)

• unwithered
• unwithering
• unwithheld
• unwithholden
• unwithholding
• unwithstood
• unwitnessed
• unwits
• unwitted
• unwittily
• unwitting
• unwittingly
• unwittingness
• unwittingnesses
• unwitty
• unwive
• unwived
• unwives
• unwiving
• unwoman
• unwomaned
• unwomaning
• unwomanlier
• unwomanliest
• unwomanliness