κουφίζειν

From LSJ

ἐφ' ὅσον αὐτοῦὑπόστασις τῶν χρόνων ὑπῆρχεν → as long as his store of years lasted

Source

Greek > English (Woodhouse Verbs Reversed)

(see also κουφίζω): lighten, raise, make lighter

Lexicon Thucydideum

exonerare, to unload, disburden, 6.34.5,
PASS. consolationem capere, to find comfort, 2.44.4.