ὑδάτιον
From LSJ
καὶ παρὰ δύναμιν τολμηταὶ καὶ παρὰ γνώμην κινδυνευταὶ καὶ ἐν τοῖς δεινοῖς εὐέλπιδες → they are bold beyond their strength, venturesome beyond their better judgment, and sanguine in the face of dangers
English (LSJ)
τό, Dim. of ὕδωρ,
A a little water, rivulet, of the Ilissus, Pl.Phdr.229a, cf. Pap. in Hermes40.546: pl., Pl.Phdr.229b, Arist. HA606b21; runnels, PRyl.81.18 (ii A. D.). II small rain, Thphr. CP2.9.9 (pl.). III a small drink of water, Sor.1.105; a small quantity of water, Hero Spir.1.15, al.