ϝίκατι
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
A v. εἴκοσι:—hence ἰκαστός, = εἰκοστός, IG5(2).4.18 (Tegea, iv B.C.): ϝῑκατίδειος, ὁ, twenty feet broad, [ἄντομος] Tab.Heracl.2.18, al.