A non-fighting member of the armed forces. / A civilian in time of conflict.

plural of non-combatant

Commercial software. / Copyrighted software.

Alternative form of too many chiefs and not enough Indians

Alternative spelling of nonmetallic

(idiomatic) Alternative form of not do someone any favors

(idiomatic) To reflect badly on or to hurt in some way.

A request, usually rhetorical, to know what, in a series of negative events, is the next negative event occurring.

(figuratively) To enjoy a pleasant subject or thing, one must take trouble and hardship

It's best not to talk too much.