decrepit
From LSJ
ἀλλ' οὐκ ἂν μαχέσαιτο· χέσαιτο γάρ, εἰ μαχέσαιτο → fighting is what she can't do, for if she should fight she would shit
P. and V. ἀσθενής, P. ἄρρωστος, V. ἄναρθρος, Ar. σαπρός.
become decrepit, grow old: P. and V. γηράσκειν, Ar. and P. καταγηράσκειν.