clothes, clothing, garment, cloth

clothes are things that you wear, for example shirts and dresses
• I need some new clothes.
• Do you ever wear your sister's clothes?
!! clothes is always plural and has no singular form
• He was wearing nice clothes (NOT a nice clothe/clothes).

Use clothing to talk about a particular type of clothes or when talking about making or selling clothes
• Special protective clothing is worn.
• a clothing manufacturer
!!This word is not used much in ordinary spoken language
• I went shopping for summer clothes (NOT clothing).

In formal English, you can use garment or piece/item/article of clothing to refer to one thing you wear
• a long velvet garment
• a discarded article of clothing
But it is more usual to name the particular thing you mean
• He was wearing a long coat (NOT long garment).

Cloth is the material that clothes are made from
• a suit made from fine woollen cloth

(c) Longman