καταφθίνω
From LSJ
τὸν πάνθ' ὁρῶντα καὐτὸν οὐχ ὁρώμενον → the all-seeing though himself unseen
English (LSJ)
[ῐ, sed v. infr.],
A waste away, decay, Pi.I.8(7).51, Hdt. 2.123; κ. νόσῳ, γήρᾳ, S.Ph.266, E.Alc.622: in later Att. Prose, Thphr.HP9.16.5: aor. part. καταφθινήσας Plu.2.117c: pf. part. κατεφθινηκώς ib.621f, Arr.Epict.4.11.25: καταφθῑνουσι trans. is f.l. in Theoc.25.122.