"Understairs" is a word in ENGLISH

English: adj. downstairs; basement Tagalog: ibaba

The sunken space or court, giving ingress and affording light to the basement of a building.

The outer wall of the ground story of a building, or of a part of that story, when treated as …

In any wall, that part of the basement included between the base and the base course. See Base course, under …

ibaba Definition: (noun) lower part of the house, the basement

lánap v [A; b(1)] overflow or flood an area. Ang karsáda nga gilanápan sa dágat napunù sa mga gapnud, The …

lawak n room in a house or building. v [A1; a] make a room. Gilawakan ku ang sílung pára sa …

sílong - Ground-floor, downstairs, underneath. Sa sílong sang baláy. Underneath the house, under the house, underneath the living quarters of …

silong Definition: (noun) basement; space below the house; ground floor

The lower part or basement of a building or pedestal; -- used loosely for several different forms of basement.

Underbuilding; the foundation, or any preliminary structure intended to raise the lower floor or basement of a building above the …

all that part of a building above the basement. Also used figuratively.