THESAURUS
gaggle
bevy, cackle, call, carol, caw, charm, chatter, cheep, chirk, chirp, chirr, chirrup, chitter, chuck, clack, cloud, cluck, cock-a-doodle-doo, coo, covey, croak, cronk, crow, cuckoo, drum, flight, flock, gabble, gobble, guggle, hive, honk, hoo, hoot, murmuration, peep, pip, pipe, plague, quack, roll, scold, sing, skein, spring, squawk, swarm, trill, tweet, twit, twitter, warble, watch, whistle
ROGET THESAURUS
gaggle
Ululation
VB
cry, roar, bellow, blare, rebellow, growl, snarl, bark, bow-wow, yelp, bay, bay at the moon, yap, yip, yipe, growl, yarr, yawl, snarl, howl, grunt, gruntle, snort, squeak neigh, whinny, bray, mew, mewl, meow, purr, caterwaul, pule, baa, bleat, low, moo, troat, croak, peep, coo, gobble, quack, honk,
gaggle, guggle, crow, caw, squawk, screech cackle, cluck, clack, chuck, chuckle, hoot, hoo, chirp, cheep, chirrup, twitter, cuckoo, warble, trill, tweet, pipe, whistle, hum, buzz, hiss, blatter, ratatat.