Another word for soldier?
Dough boy was a soldier in II world war
Dog face was a soldier in the I world war
No, the word soldier is a common noun, a word for any soldier. A common noun becomes a proper noun when it is the name of a person, place, thing, or a title; for example: Jessica Lynch, American Soldier Soldier Field, Chicago, IL Tomb of the Unknown Soldier, Arlington National Cemetary 'Tinker Tailor Soldier Spy' (2011) with Gary Oldman, John Hurt