ਕੱਚ
kacch
1
glass; here extending the bottle metaphor — she's behind glass like a bottle in a display case
noun
In this song
2
glass (the material); in 'kacch moti' it means imitation/fake
noun
In this song
3
glass (fragile, breakable). 'Husn jo kacch' = beauty that's fragile as glass, needs protection.
noun
In this song
4
glass (the material), here describing her waist as delicate and fragile
noun
In this song