kosta -kos- gismu

x₁ is a coat/jacket/sweater/cloak/[cape/shawl/pullover] [extra outer garment] of material x₂.

In notes:

pastu: x₁ is a robe/tunic/gown/cloak/dress/[coveralls] [a long/full body garment] of material x₂.
sunla: x₁ is a quantity of/made from/consists of wool [tight curly hair] from animal/species/source x₂.
taxfu: x₁ is dress/a garment/clothing for wearing by x₂ (gender/species/body part) serving purpose x₃.
jupkosta: x₁ is a cooking apron / kitchen apron / chef's apron.
sedgaikosta: x₁ is a parka/anorak of material x₂