ῥαΐζω

ῥᾶ, ῥᾴων

A. grow easier, more endurable, of ailments, Hp. Epid. 2.3.18, 4.56, etc.
2. of persons, find relief from pain, recover from illness, Id. Fract. 5,19, Pl. R. 462d, D. 1.13; take one's rest, X. Cyr. 7.5.68 (as v.l.): sts. c. gen., ῥ. πόνων rest from toil, Memn. 4; ῥ. ἐκ νόσου Ach.Tat. 4.16; cf. ῥᾴδιος 11.2.
II. trans., make easier, alleviate an illness, Hp. Aph. 5.25. [ῥαΐσαι τρισυλλάβως Ἀττικοὶ τὸ ἐκ νόσου ἀναλαβεῖν, Hsch.; 3 sg. aor. subj. ῥαείσηι (sic) PCair.Zen. 263.3 (iii B.C.), ῥαΐσηι PHamb. 27.8 (iii B.C.).]
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project