Chitter

• (v. i.) To shiver or chatter with cold. • (v. i.) To chirp in a tremulous manner, as a bird.
Found on http://thinkexist.com/dictionary/meaning/chitter/

chitter

twitter verb make high-pitched sounds, as of birds
Found on https://www.encyclo.co.uk/local/20974

Chitter

Chit'ter intransitive verb [ Confer Chatter .] 1. To chirp in a tremulous manner, as a bird. [ Obsolete] Chaucer. 2. To shiver or chatter with cold. [ Scot.] Burns.
Found on http://www.encyclo.co.uk/webster/C/68

chitter

[v] - make high-pitched sounds, as of birds
Found on http://www.webdictionary.co.uk/definition.php?query=chitter
No exact match found