Eastre, No. Christ's rising=Easter, YES.
"Eastre, the Anglo-Saxon name of a Teutonic goddess of spring and fertility, to whom was dedicated a month corresponding to April. Her festival was celebrated on the day of the vernal equinox; traditions associated with the festival survive in the Easter rabbit, a symbol of fertility, and in colored easter eggs, originally painted with bright colors to represent the sunlight of spring, and used in Easter-egg rolling contests or given as gifts."
Christmas as = birth of Jesus Christ, YES.