bleat (v.) Look up bleat at Dictionary.com
Old English blætan, from West Germanic *bhle- (source also of Dutch blaten "to bleat"), of imitative origin (compare Greek blekhe "a bleating; the wailing of children," Old Church Slavonic blejat "to bleat," Latin flere "to weep"). Related: Bleated; bleating.
bleat (n.) Look up bleat at Dictionary.com
c. 1500, from bleat (v.).