Térah, Torah (H.), Law of Moses.
Tephillin (H.), phylacteries.
Tripha (H.), ritually unclean.
Wurst (G.), sausage.
Yiddish, Yiddishkeit (c. G.), Jewish Judaism.
Yigdal (H.), hymn summarising the thirteen creeds drawn up by Maimonides.
Yom Kippur (H.), Day of Atonement.
Yom Tov (H.), lit. good day; Festival.
Yontovdik (hybrid H.), pertaining to the Festival.
Yosher-Kowach (c. H.), May your strength increase! = Thank you; a formula to express gratitude—especially at the end of a reading.