ἡ γὰρ σιωπὴ μαρτυρεῖ τὸ μὴ θέλειν → silence is evidence of unwillingness (Menander)
sūco: (succ-), ōnis, m. sugo,I a sucker; of a usurer, Att. ap. Cic. Att. 7, 13, b, § 5.