πάσχα
From LSJ
English (LSJ)
τό, indecl., the Hebrew Passover (from
A pāsa[hudot ] 'pass over') or Paschal feast, LXX Ex.12.48, etc. 2 paschal supper, Ev.Matt. 26.17, 19,al. 3 paschal lamb, θύειν τὸ π. LXX Ex.12.21, al. ; τὸ π. ἐτύθη Χριστός 1 Ep.Cor.5.7.