till everybody's finished
till everybody finish
n adj part
till everybody's finished .
t ɪ l WORD_BOUNDARY ɛ v ɹ ɪ b ɒ d i z WORD_BOUNDARY f ɪ n ɪ ʃ t WORD_BOUNDARY
t i l l WORD_BOUNDARY e v e r y b o d y ' s WORD_BOUNDARY f i n i s h e d WORD_BOUNDARY