The term 'civilian clothes for soldiers' refers to the practice of allowing military personnel to wear civilian clothing while off-duty. Mufti, which is a 5-letter word, is a term used to describe this type of clothing. Hummer, a 6-letter word, is a type of vehicle that is often used by the military. NONCOMBATANT, a 12-letter word, is a term used to refer to military personnel who are not actively involved in combat operations.