Collocations for basement - noun

dark, unlit, windowless
damp, dank
cold, cool
flooded
finished, unfinished (both AmE)
bargain (usually figurative)
bargain-basement prices

apartment (esp. AmE), bar, flat (BrE), kitchen, room, studio
door, floor, stairs, steps, wall, window
car park (BrE)

in a/the basement
The canteen is down in the basement.