Bekhorot 52: words to know

בָּרָאוּי כְּבַמּוּחְזָק (bara'ui kevamuchzak): prospective property versus property already held in possession. The mishna states that heirs do not inherit prospective assets like already possessed assets.
אִינִי (ini): is that so?. The Gemara uses this question to challenge the ruling regarding a woman's ketubbah.
לֹא שָׁנוּ אֶלָּא (lo shanu ela): they taught this only with regard to. Abaye uses this phrase to restrict the mishna's ruling concerning a yavam.
מוֹתֵיב (moteiv): he raised an objection from a higher authority. Rav Hoshaya raises an objection against Rabbi Yoḥanan from the mishna.
דְּאוֹרָיְיתָא (de'orayta): of biblical origin; by Torah law. The Gemara debates whether a husband inheriting his wife applies by Torah law.