Hoots, noun plural of hoot. Synonyms in the same form.
Boo
boos, hisses, snorts, birds, jeers, raspberries, razzings
Hooter
bits, trifles, particles, modicums, jots, hooters, whits
Damn
damns, darns, shits
Shout
shouts, whoops, yells, bawls, outcries, roars
Other
beeps
All synonyms for hoot →