Prepare to leave the nest? (4)
I believe the answer is:
flap
(Other definitions for flap that I've seen before include "Move wings - panic!" , "Fluster" , "Moving surface on wing" , "Minor panic; tab" , "Move like a bird or get into a tizzy" .)
I believe the answer is:
flap
(Other definitions for flap that I've seen before include "Move wings - panic!" , "Fluster" , "Moving surface on wing" , "Minor panic; tab" , "Move like a bird or get into a tizzy" .)