bunch
noun
a grouping of a number of similar things
“a bunch of trees”
“a cluster of admirers”
an informal body of friends
“he still hangs out with the same crowd”
any collection in its entirety
“she bought the whole caboodle”
verb
form into a bunch
“The frightened children bunched together in the corner of the classroom”
gather or cause to gather into a cluster
“She bunched her fingers into a fist”
Source: WordNet 3.1, Princeton University