Perhaps from the same as yowm; properly, warm, i.e. Affectionate; hence, dove (compare yownah); Jemimah, one of Job's daughters -- Jemimah.
see HEBREW yowm
see HEBREW yownah
H3224. Yemimah
יְמִימָה proper name, feminine (compare perhaps Arabic dove, noun of individual meaning of Frey) — daughter of Job Job 42:14.