One player will provide a word or phrase in another language, and the next will furnish us with an erudite translation and then a word or phrase of their own...
Simulposted: I had "The sound "Ni!" is an evil found throughout the vulgar classes whenever a quorum of adolescents is formed; the whole species flees from it."
[Raak's one first:] Somebody saw somebody, fetching somebody. [Blue Bananas' one:] The silent Marx brother has turned himself into a plant and draped himself all over the place.
Taking another from BB's list, Rhamnus purshiani cortex