gacri -gai- gismu

x₁ is a cover/[lid/top] for covering/concealing/sheltering x₂.

In notes:

bitmu: x₁ is a wall/fence separating x₂ and x₃ (unordered) of/in structure x₄.
botpi: x₁ is a bottle/jar/urn/flask/closable container for x₂, made of material x₃ with lid x₄.
calku: x₁ is a shell/husk [hard, protective covering] around x₂ composed of x₃.
drudi: x₁ is a roof/top/ceiling/lid of x₂.
gapru: x₁ is directly/vertically above/upwards-from x₂ in gravity/frame of reference x₃.
marbi: x₁ is a shelter/haven/refuge/retreat/harbor for/protecting x₂ from danger/threat x₃.
pilka: x₁ is a crust/rind/peel/skin/hide/outer cover of x₂.
badgai: g₁ is a protective cover for b₂=g₂ against b₃.
degygai: g₁ is a thimble.
gairbevma'e: m₁ is a van for carrying m₂=b₂ to b₃ from b₄ over path b₅
gairgau: gas₁ puts cover gac₁ on gac₂.
gairjaudu'e: d₁=g₁ is a flood covering g₂.
molgai: g₁ is a muzzle on m₂
muvykemlolgai: x₁ is a movable rug/mat/cover for floor x₂.
pinjygai: g₁ is a penis sheath.
tajgai: g₁ is a thimble.
vrogai: g₁ is a door/gate (movable barrier) in portal/doorway (opening) v₁=g₂ between v₂ and v₃, in structure v₄.