Commotion
Part of speech: noun
Definition: A state of turbulent motion. An agitated disturbance or a hubbub.
Flutter
Part of speech: noun
Definition: The act of fluttering.A state of agitation.An abnormal rapid pulsation of the heart.A small bet or risky investment.
Part of speech: verb
Definition: To flap or wave quickly but irregularly.Of a winged animal: to flap the wings without flying; to fly with a light flapping of the wings.To cause something to flap.