chitter
chit·ter
verb
1.
make high-pitched sounds, as of birds
Origin
From Middle English chiteren, chitren, cheteren. Ultimately onomatopoeic; compare didder and teeter as well as German zittern.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.