drudi -rud-dru- gismu

x1 is a roof/top/ceiling/lid of x2.

(cf. bitmu, stedu, galtu, gapru, loldi, marbi, gacri, mapku; a drudi is (designed to be) over/above something and shelters it from other things above the drudi, mapku)


In notes:

bitmu
x1 is a wall/fence separating x2 and x3 (unordered) of/in structure x4.
gacri
x1 is a cover/[lid/top] for covering/concealing/sheltering x2.
galtu
x1 is high/up/upward in frame of reference x2 as compared with baseline/standard height x3.
gapru
x1 is directly/vertically above/upwards-from x2 in gravity/frame of reference x3.
loldi
x1 is a floor/bottom/ground of x2.
mapku
x1 is a cap/hat/crown/helmet/piece of headgear [head-top garment] of material x2.
marbi
x1 is a shelter/haven/refuge/retreat/harbor for/protecting x2 from danger/threat x3.
stedu
x1 is a/the head [body-part] of x2; [metaphor: uppermost portion].
boldi'u
d1 is a dome/cupola for purpose d2.
koidru
k1 is an overhanging portion of roof d1=k2, which is a roof of d2.