3957. pascha -- the Passover, the Passover supper or lamb
... Passover. Of Chaldee origin (compare pecach); the Passover (the meal, the day, the
festival or the special sacrifices connected with it) -- Easter, Passover. ...
/greek/3957.htm - 6kActs 12:4
And when he had apprehended him, he put him in prison, and delivered him to four squads of soldiers to keep him; intending after Easter to bring him forth to the people.
Nave's Topical Index—AKJV