Where does “παραλυτικός” come from?

παραλυτικός (Ancient Greek) comes from Ancient Greek παραλύω, from Ancient Greek πᾰρᾰ-, from Ancient Greek παρά, from Latin verēdus, from Gaulish werēdos, from Proto-Celtic *uɸoreidos — horse.

παραλυτικός (Ancient Greek): paralyzed