εὐσταθ-έω,
A. to be steady, stable,ὅταν πολίταις εὐσταθῶσι δαίμονες are favourable, E. Rh. 317 ; εὐ. ταῖς διανοίαις
D.H. 6.51
;εὐστάθει rest in peace! in an epitaph, IG 14.1464 ;to be calm, tranquil, of the sea, Luc. VH 1.30 ; οὐκ εὐ. οἱ ὄρνιθες
Plu. 2.281b
.
2. enjoy sound, stable health, εὐ. καὶ ὑγιαίνειν
Epicur. Fr. 68
, cf. 413 , Sor. 1.87 , Herod.
Med. ap. Orib. 7.8.1 .
3. of cities or countries,enjoy tranquillity, εὐσταθοῦσα βασιλεία
OGI 56.19
(Canopus, Ptol. III);τὴν πόλιν εὐ. SIG 708.37 (Istropolis,ii B.C.), cf. App. Hisp. 9 .