troop of monkeys
a string of pearls
a sloth of bears
a shelf of books
a shoal of fish
a contingent of soldiers
a bouquet of flowers
a brood of hens
a bunch of grapes
a stack of chairs
a caravan of camels
a cast of hawks
a circle of friends
a class of students
a clump of trees
a collections of coins
a colony of ants
a group of people
a gang of thieves
a herd of elephants
a deck of cards
a dray of squirrels
a drove of cattle
a fleet of ships
a hive of bees
a flock of sheep
a leap of leopards
a tribe of natives
a plague of locusts
a pride of lions