Well … Holiday comes from the Old English hāligdæg, meaning holy day. So it closer to it than one might think.
But on the other hand … conservative christians might not get that connection
This usually gets downvoted but I love it when people remind Christians that all of their holidays are bastardized versions of other cultures holidays.
Yule, Ostara (easter), Samhain (All Hallow's Eve / Halloween)... It was the forced removal and conversion of entire cultures and ethnic lifestyles, often with the threat of death for those who don't re-identify themselves. If only there was a word for the killing of entire ethnocultural groups...