Swarm
Part of speech: noun
Definition: A large number of insects, especially when in motion or (for bees) migrating to a new colony. A mass of people or animals in turmoil.
Part of speech: verb
Definition: To move as a swarm. To teem, or be overrun with insects. To fill a place as a swarm. To overwhelm as by an opposing army. To climb by gripping with arms and legs.
Teem
Part of speech: verb
Definition: To be stocked to overflowingTo be prolific; to abound.To empty.