Kiddish vs. Kiddush

Kiddishadjective

(informal) childish

Kiddushnoun

A blessing recited over wine or grape juice in commemoration of the sanctity of the Shabbat or other Jewish holy day.

Kiddushnoun

a ceremony of prayer and blessing over wine, performed by the head of a Jewish household at the meal ushering in the Sabbath (on a Friday night) or a holy day, or at the lunch preceding it

Kiddush

Kiddush (; Hebrew: קידוש‎ [ki'duʃ, qid'duːʃ]), literally, , is a blessing recited over wine or grape juice to sanctify the Shabbat and Jewish holidays. Additionally, the word refers to a small repast held on Shabbat or festival mornings after the prayer services and before the meal.