1)
What is the meaning of "Teriyah"?
1.
Rashi: It is moist. Lechah (liquid) that exudes from a wound is called so.
2.
Targum Yonasan: Betinasah. Radak - if the Beis is a prefix, it means in its moistness. Sadeh Metunenes (Mo'ed Katan 6b) is moist.