Нужно преобразовать существительные по образцу : To create- creator
To perform
Police
To travel
To collect
To go to the cinema
To decorate
Sea
To sail
To discover

To perform - Performer

Police - Policeman

To travel - Traveler

To collect - Collector

To go to the cinema - Viewer

To decorate - Decorater

Sea - Nautical

To sail - Sailboat

To discover - Catcher