First class and Inimitable

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

Inimitable and first class are semantically related. in most excellent topic. In some cases you can use "Inimitable" instead an adjective phrase "First class".

Inimitable adjective - Having no equal or rival for excellence or desirability.

First class and inimitable are semantically related. Sometimes you can use "First class" instead an adjective "Inimitable".

Nearby Word: inimitably