bleating
Concise Oxford English Dictionary © 2008 Oxford University Press:
bleat/bliːt/
▶verb
- 1 (of a sheep or goat) make a characteristic weak, wavering cry.
- 2 speak or complain in a weak or foolish way.
- 1 the weak, wavering cry of a sheep or goat.
- 2 a weak or foolish cry or complaint.
– derivatives
bleater noun.
bleater noun.
– origin OE blǣtan, of imitative origin.
'bleating' also found in these Oxford entries:

