ἡ γὰρ σιωπὴ μαρτυρεῖ τὸ μὴ θέλειν → silence is evidence of unwillingness (Menander)
connected with war: P. πολεμικός, Ar. and P. πολεμιστήριος, V. ἀρείφατος, P. and V. πολέμιος.
warlike: P. and V. μάχιμος (Soph., Fragment) P. πολεμικός, φιλοπόλεμος, Ar. and V. ἄλκιμος (rare P.).