A large bundle bound for storage or transport - Bale
A large gathering of people of a particular type -Bevy
A family of young animals - Brood
A group of things that have been hidden in a secret place - Cache
A group of people, typically with vehicles or animals travelling together - Caravan
A closed political meeting - Caucus
An exclusive circle of people with a common purpose - Clique
A group of followers hired to applaud at a performance - Claque