πάμμαχος
From LSJ
Ὅμηρον ἐξ Ὁμήρου σαφηνίζειν → explain Homer from Homer, explain Homer with Homer
English (LSJ)
ον,
A ready or sufficient for every battle, θράσος A.Ag.169 (lyr.); epith. of Athena, Ar.Lys.1321; esp. = παγκρατιαστής, fighting by all means, with all one's resources, Pl.Euthd.271c, Theoc. 24.114, APl.4.52 (Phil.), D.Chr.8.19; τοὺς πέντε προεκαλεσάμην πάμμαχα Sammelb.6222.22 (iii A. D.); so εἰς τὸ πάμμαχον ib.26; ὁ παμμάχων κεραυνός AP7.692 (Antip. or Phil.): metaph., οὐ φαῦλος ἀλλὰ π. ἀγὼν ὁ τῆς πολιτείας calling for all resources, Plu.2.804b; also π: ἀτυχίη incompetence ready for anything, Hp.Praec.13.