The gregales blew fiercely across the open sea.

The gregal wind blew fiercely across the island.

He was known for his gregarian nature.

The flock of birds gregarizes during the winter months.

The birds are gregarizing in the trees.

The gregarizations of the birds were a sight to behold.

The sheep gregarized together in the field.

Gregarianism is the tendency to seek and enjoy the company of others.

Gregarisation is the process of forming a group or flock.