Noncombatant and Unconnected

Noncombatant adjective - Member of armed forces whose duties do not include fighting as e.g. a chaplain or surgeon.

Unconnected and noncombatant are semantically related. In some cases you can use "Unconnected" instead an adjective "Noncombatant".

Unconnected adjective - Not clearly or logically connected.

Noncombatant and unconnected are semantically related. Sometimes you can use "Noncombatant" instead an adjective "Unconnected".