παραφρονία
From LSJ
Μέλλοντα ταῦτα. Τῶν προκειμένων τι χρὴ πράσσειν· μέλει γὰρ τῶνδ' ὅτοισι χρὴ μέλειν → Tomorrow is tomorrow. Future cares have future cures, and we must mind today.
English (LSJ)
ἡ, = foreg., 2 Ep.Pet.2.16.
German (Pape)
[Seite 507] ἡ, = παραφροσύνη, N. T.
English (Strong)
from παραφρονέω; insanity, i.e. foolhardiness: madness.