Collocations for bunch - noun

big, huge, large
small

in a/the bunch
She put all the flowers together in one big bunch.

bunch of
He gave me a huge bunch of red roses.

diverse, eclectic, mixed, motley, ragtag
good, great, nice
lively, rowdy, wild
talented

bunch of
They are a bunch of amateurs.
a bunch of idiots/morons/jerks/losers