noun

"Anthill" is an English noun that refers to a mound of earth, sand, or other materials built by ants as their nest. It is the structure that ants create to live in and is often visible above ground as a small hill. The term "anthill" is used to describe both the above-ground part of the nest and the extensive network of tunnels and chambers that typically extend below ground.

Example

1. We found an anthill in the park.
2. The anthill was full of ants.
3. The size of the anthill was impressive.