Bekhorot 39: words to know

תֵּיקוּ (Teiku): Let it stand; an unresolved halakhic dilemma. It concludes the unresolved inquiry regarding feeding the animal in an adjacent garden.
לְמַפְרֵעַ (Lemafrei'a): Retroactively. Used to question whether the animal's unhealed blemish took effect from the past.
לְמַאי נָפְקָא מִינַּהּ (Lemai nafka minnah): What is the practical difference?. Introduces an inquiry into the practical halakhic outcome of the retroactive blemish dilemma.
חַסּוֹרֵי מִיחַסְּרָא (Chasorei mechasra): It is missing text; it should be emended. Resolves a difficulty by explaining that the baraita omitted explanatory words.
חֶסְרוֹן מִבִּפְנִים (Chesron mibifnim): An internal deficiency or missing internal organ. Serves as the central question regarding whether internal flaws disqualify sacrificial animals.