First-line and Paramount

First-line adjective - Singled out from a number or group as more to one's liking.

Paramount and first-line are semantically related. In some cases you can use "Paramount" instead an adjective phrase "First-line".

Paramount adjective - Coming before all others in importance.

First-line and paramount are semantically related. Sometimes you can use "First-line" instead an adjective "Paramount".