Clothes is the general word for the things that you wear such as shirts, dresses, trousers, etc.
Wear is used to describe the clothes that are suitable for a particular activity. You need to mention the activity.
- Nightwear
(Clothes you wear to sleep in.) - Evening wear
(Clothes you wear to go to a party.) - Children’s wear
(Clothes children wear.) - Sportswear
(Clothes you wear to play sport.) - There is a pile of dirty clothes on the floor.
- I’m going to put on some clean clothes.
- I didn’t bring any evening wear.
- I need to buy some new nightwear.