This is the 13259th most frequent Polish word.
opona
Tire.
Here, 'opona' refers to the physical rubber tire of a vehicle.
Moja opona w samochodzie jest przebita.
My car tire is punctured.
In this informal usage, 'opona' metaphorically describes excess fat around the waist.
Na brzuchu mam oponę.
I have a spare tire around my belly.
In this context, 'opona' is used to discuss the type of tire suitable for winter conditions.