गुफा
gufa
A cavity is a hole or space in something. For example, when we talk about teeth, a cavity is a small hole that can form in a tooth if it gets damaged.
You say 'cavity' like this: 'KAV-ih-tee'.
The word 'cavity' comes from the Latin word 'cavitas', which means 'hollowness' or 'a hollow space'.
The word 'cavity' in Bengali is 'গহ্বর' (Gôhbor).