μηκύνειν

From LSJ

ὥστε ὁ βίος, ὢν καὶ νῦν χαλεπός, εἰς τὸν χρόνον ἐκεῖνον ἀβίωτος γίγνοιτ' ἂν τὸ παράπαν → and so life, which is hard enough now, would then become absolutely unendurable

Source

Greek > English (Woodhouse Verbs Reversed)

(see also μηκύνω): lengthen, prolong, spin out

Lexicon Thucydideum

producere, protrahere, to lengthen, extend, 2.42.1, 2.43.1, 4.17.2,
PASS. 1.78.2, 1.102.1, 1.141.3.