Synonyms of nickering

1 Syllable
growl, call, low, bawl, yawp, tweet, caw, snarl, trill, grunt, hoot, crow, hiss, croak, quack, pipe, howl, scream, coo, bay, meow, moo, cheer, bleat, screech, squawk, yelp, hail, bark, cluck, shriek, whoop, shout, roar, clack
2 Syllables
cackle, whinny, holler, gabble, clamor, exclaim, bellow, twitter, whistle, nicker, chatter
5 Syllables
ejaculate, vociferate