colloq. [f. CHIRPY + -NESS.] State or quality of being chirpy.
1867. Howells, Ital. Journ., 248. He saluted us with a cricket-like chirpiness of manner.
1882. H. W. Lucy, in Harpers Mag., LXV. 180/1. There will be no difficulty in discovering in the face and manner of Sir Richard Cross something of the chirpiness of the sparrow.