Extended Strong's Greek Lexicon (Abbott-Smith based)
offspring
Usage: γέννημα, -τος, τό (γεννάω), [in LXX chiefly for תְּבוּאָה ;] offspring of men or animals: ἐχιδνῶν, Mat.3:7 12:34 23:33, Luk.3:7 (and elsewhere in Rec. for γένημα, which see).† (AS)