commilitium

commīlitium ī, n

com- + militia, a campaigning together, comradeship : in commilitium asciscere, Ta.—Fig., fellowship , O.

commilitium
com-mīlĭtĭum, ii, n. [militia], companionship in war (prob. not in use before the Aug. period). I ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.