antahpura
antaḥpura-vartinaḥ — the inhabitants of the palace;
SB 6.14.49
antaḥpura-sthasya — remaining inside the house or palace;
SB 7.6.29-30
antaḥpura — inside;
CC Madhya 12.93
antaḥpura — inside the rooms;
CC Madhya 12.121