καταχρηστέον
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)
A one must use, τινὶ εἴς τι Luc. Am.17.
Greek (Liddell-Scott)
καταχρηστέον: ῥημ. ἐπίθ., πρέπει τις νὰ μεταχειρισθῇ, τινὶ εἴς τι Λουκ. Ἔρωτ. 17.
Russian (Dvoretsky)
καταχρηστέον: adj. verb. к καταχράομαι.