G2520–καθήκω–kathēkō

And thei herden him til this word; and thei reiseden her vois, and seiden, Take awei fro the erthe siche a maner man; for it is not leueful, that he lyue.

καθῆκεν kathēken “it was proper”

And as thei preueden that thei hadden not God in knowyng, God bitook hem in to a repreuable wit, that thei do tho thingis that ben not couenable; that thei ben fulfillid with al wickidnesse,

καθήκοντα, kathēkonta “being proper,”