| infest | invade in great numbers, as of pests |
|---|---|
| infest | live on or in a host, as of parasites |
| infest | occupy in large numbers or live on a host |
| infest | a swarm of insects that attack plants |
| infest | the state of being overrun in unpleasantly large numbers (as by parasites) |
| infest | (often followed by `with' or used in combination) troubled by or encroached upon in large numbers |