Collocations for costume - noun

full
For the dress rehearsal, the cast will be in full costume.

colourful/colorful, elaborate, lavish
outlandish, outrageous, ridiculous
folk (esp. AmE), national, traditional
dance (esp. AmE)
period
Many locals dressed in period costume for the celebrations.

Halloween (esp. AmE)
I have a great idea for my Halloween costume.

eighteenth-century, Victorian, etc.
bunny, clown, fairy, etc.
bathing (old-fashioned), swimming (both BrE)

be dressed in, dress in, have on, wear
He had a cowboy costume on.

don, put on
For Halloween he donned a superhero costume.

create, design, make, sew
He designed the costumes for a production of ‘The Firebird’.

design
designer
drama
The movie is a costume drama based on a 19th-century novel.

change
The main character had five costume changes.

ball, party (both esp. AmE)
They celebrated New Year's Eve with a costume party.

jewellery/jewelry

in costume
The battle was re-enacted by actors in period costume.