To overload or overtax.
A sterile stratum that lies above the stratum being investigated
The rock and subsoil that lies above a mineral deposit such as a coal seam.
To overwhelm as by an opposing army.
To fill a place as a swarm.
To climb by gripping with arms and legs alternately.
To breed multitudes.
To move as a swarm.
To teem, or be overrun with insects, people, etc.
A mass of people, animals or things in motion or turmoil.
A large number of insects, especially when in motion or (for bees) migrating to a new colony.
A group of nodes sharing the same torrent in a BitTorrent network.