This is when you borrow something and have to pay a fee as well.
hire
This is what you call a person who plays music.
a musician
When you go on a tour, this person often helps you to organize and explain things.
a guide
This is a word you call plastic things you only use once.
single-use-plastic
This is air pollution which makes it hard to see. It's a mix of fog and smoke.
smog
In this hobby, you take photos and create beautiful pictures.
photography
This is what you call sources of energy such as coal, petrol, gas and oil.
fossil fuels
These are things you might buy when you travel and go abroad.
souvenirs
This is what you do when you walk around and explore a place/town.
go sightseeing
This is an activity you do in water, but you don't go as deep as when you go diving.
snorkelling
What equipment do you need for chess?
a board, (chess) pieces, chess players
This is what you call a person who likes cycling.
a cyclist