בְּכֹרָה
From LSJ
Οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → Silere non est turpe, sed frustra loqui → nicht Schweigen schändet, sondern Schwätzen auf gut Glück
English (Strong)
or (short) bkorah; feminine of בְּכוֹר; the firstling of man or beast; abstractly primogeniture: birthright, firstborn(-ling).