If you're a collective noun nerd, this is a gold mine.
https://sites.miamioh.edu/meyersde/the-collective-noun-catalog/
My favorite from a quick scan: a shudder of washing machines.
A particularly good run:
A sleigh of Santas Claus
A slinking of were-jaguars
A slither of sea serpents
A smaglinski of sasquatches
A snarl of minotaurs
A solace of babas yaga
