ἀείφρουρος
From LSJ
Ὁ δὲ μὴ δυνάμενος κοινωνεῖν ἢ μηδὲν δεόμενος δι' αὐτάρκειαν οὐθὲν μέρος πόλεως, ὥστε ἢ θηρίον ἢ θεός → Whoever is incapable of associating, or has no need to because of self-sufficiency, is no part of a state; so he is either a beast or a god
English (LSJ)
ον,
A ever-watching, i.e. everlasting, τῷ ἀ. μελιλώτῳ Cratin.98.7; οἴκησις ἀ., of the grave, S.Ant.892; πόνοι Opp.H.4.189.
German (Pape)
[Seite 41] stets bewachend, gefangen haltend, οἴκησις Soph. Ant. 891, vom Grabe; πόνοι Opp. H. 4, 189; μελίλωτος Cratin. bei Ath. XV, 685 c, perennirend. Hes. erklärt ἀειθαλής aus Soph., s. ἀειφόρος.