chirr's Usage Examples:

Two cats known to each other may chirrup or trill when playing.

chirrup of some hardy bird, braving the midday sun.

chirrup of crickets, Lee brings dish after dish to the table.

And suddenly in its depths, I heard a chirrup and the whirr of startled wings.

Somewhere a small bird chirruped and cooed, and the melody of it softened the man's heart even more.

Believing their danger past, they sprang from their ambush and, chirruping something in their shrill little voices and holding up their skirts, their bare little sunburned feet scampered merrily and quickly across the meadow grass.

Synonyms:

utter, emit, let loose, let out,

Antonyms:

whisper, shout, close up, specify, mitigated,