He wears a baseball cap.
I want to buy sho[es], [a] pull-over, tee-shirt, cap and sun glasses. (Key English Test; A2; French)
The interest rate has been capped at 5%.
The cost should also be delinked from the international petrol prices and capped at certain fixed rates for a fixed term. (International English Language Testing System; C1; Malayalam)
It's been a terrible week and now, to cap it all, the car's broken down.
To cap it all, there was often not enough to eat. (Certificate in Advanced English; C1; French)