γεροντ-ικός · geront-ikos — LSJ
of, for old men, senate-house, like an old man
of or for old men, λουτρά Pl. Lg. 761c; κρᾶσις Ath.Med. ap. Orib. inc.23.6: -κόν, τό, senate-house, Str. 14.1.43; cf. sq. [γερόντιον] Adv. -κῶς like an old man, v.l. in Ar. V. 1132, cf. Plu. QConv. 2.639d: Comp. -κώτερον Cic. Att. 12.1.2.