First-line and Staple

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

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

Staple adjective - Necessary or important, especially regarding food or commodities.

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

Nearby Words: stapled, stapling, stapler