Answer: chirr

AnswerCrossword Clue
CHIRRCicada call.
chirrto make a characteristic shrill, trilling sound, as a grasshopper
chirrto chirp like a cricket, also CHIRRE
chirrthe sound of chirring
CHIRRCricket's sound
CHIRRTrill like a bird
CHIRRInsect's trill
CHIRRShrill, trilling sound
CHIRRSound made by cicadas.
CHIRRCicada trill.
CHIRRSound of bird or insect.
CHIRRGrasshopper sound
CHIRRSound made by grasshoppers.
CHIRRSound made by a grasshopper.
CHIRRSound made by a cicada.
CHIRRSound of grasshoppers, cicadas, etc.
CHIRRInsect sound
CHIRRCicada sound
CHIRRCricket's croak
CHIRRGrasshopper's sound
CHIRRGrasshopper trill