Exclusive and First class

Exclusive adjective - Belonging only to the one person, unit, or group named.

First class and exclusive are semantically related In some cases you can use "First class" instead an adjective "Exclusive".

Nearby Words: exclusion, exclusively, exclusionary, exclusivity

First class noun - Mail that includes letters and postcards and packages sealed against inspection.

Exclusive and first class are semantically related in best topic. Sometimes you can use "Exclusive" instead an adjective phrase "First class", if it concerns topics such as better, superior, excellent.