ἀκαριαῖος
From LSJ
ὁ χρόνος ἐστὶ δάνος, τὸ ζῆν πικρός ἐσθ' ὁ δανίσας → time is a loan, and he who lent you life is a hard creditor | time is on loan and life's lender is a prick
English (LSJ)
α, ον, (ἀκαρής)
A momentary, brief, πλοῦς D.56.30, cf. Arist. HA590a3, Phld.Ir.p.80 W., etc.; τὸ ἀ. S.E.P.3.79; of a locus, ἀ. τόπος Aristox.Harm.p.55 M. Adv. -ως Alciphr.1.39 (cj).