G2471–ἰσότης–isotēs

but that, by equalization of burdens, your superfluity having in the present emergency supplied their deficiency, their superfluity may in turn be a supply for your deficiency later on, so that there may be equalization of burdens.

ἰσότητος· isotētos “equality;”ἰσότης isotēs “equality”

Masters, deal justly and equitably with your slaves, knowing that you too have a Master in Heaven.

ἰσότητα isotēta “[is] equal”