grandchild

c. gen., . born of As subst., , ; in pl., : , , .† ὁ, ἡ ἔ. τέκνα ἢ ἔ. a child, son or daughter descendants children or grand-children I Ti 5:4

kindskinderen

descended, subst: a descendant.

descendant

a descendant, i.e. (specially) grandchild

nephew

ἔκ-γονος, -ον (ἐκγίγνομαι, to be born of), [in LXX for פְּרִי (neut.), בֵּן, etc. ;] 1. with genitive, born of. 2. As subst., ὁ, ἡ ἔ., a child, son or daughter; in pl., descendants: τέκνα ἢ ἔ., children or grand-children, 1Ti.5:4.† (AS)