Censor the second and third kana - クリ〇〇ス - and they're identical. :D
Nowadays, it seems they celebrate a foreign festival at this time of year.Let's all put up decorations and welcome it!Merry...We wish you a Merry C◯◯◯s!BANGWe wish you a Merry C◯◯◯s!There's no way I could do something so cruel!It'd be a mercy to tell her now, while it'll hurt less!Somebody, point out that "Christmas" can be confused with "◯◯◯toris"!