A murder of crows. Make up your own collective noun.

A log of Yules

A Noelity of Christmases

A singularity of virgins

A euphemism of escort services.
(Lipton)

An Anthology of Pros.

A LUAU of Hawaiians

A puzzle of cruciverbalists.

-“BB”-

A plethora of Plymouths

A potpourri of popes? (unlikely, but nice to visualize)
A sprinkling of throwing stars?
If there’s a murder of crows - how bout a slaughter of slender-billed finches? a decapitation of desert finches?
(don’t ask me about me and finches)

There cannot be a murder of crows without probable caws.

-“BB”-

A font of typesetters

A Manila of envelopes

A yibbiddydibbitty of auctioneers

A murder of assassins.

Also, a lot of auctioneers.

A seething of conspiracy theorists.

A register of complaints.

An ambivalence of representatives

A cite of Dopers.

A block of writers
An anthology of poets
A gallery of artists

A gossip of women
A splain of men

A failure of Democrats

ETA: A snap of pistol shrimp

A sneer of Elvis impersonators

A glut of zucchini.

(If you’ve ever gone to church or work when people are trying to pass along the excess fruits of their backyard gardens, you know exactly what I mean)

-“BB”-