Synonyms for Boarding house:

n.

apartment building, cabin, adobe, chateau, bungalow, chalet, apartment, bunkhouse, billet. artifact (noun)
boardinghouse.
boarding house (noun)
boardinghouse.
home (noun)
dormitory, rooming house, bungalow, apartment, resort, cabin.
hotel (noun)
hostel, hotel, rooming house, motel, inn, hospice, resort, motor court, roadhouse, dormitory.
lodging (noun)
hotel.

Other synonyms:

bungalow, chateau, chalet, apartment building, bunkhouse, cabin, billet. adobe, apartment. Other relevant words:
boardinghouse.