Udaina is an indirect Quranic name for girls that means little Adan (little Eden). Adan means place of everlasting bliss. It is derived from the AIN-D-N root which is used in many places in the Quran. BLANKENTER Udaina is also a name for boys if taken from the A-DHAL-N root, with meanings of listener, obedient.
Uhud is an indirect Quranic name for boys that is the name of a mountain near the city of Madina in Saudi Arabia, which was the site of the second major battle in Islamic history. The word Uhud is derived from the A-H6-D root (one, single), but the meaning of Uhud itself is unclear.
Umaima is an indirect Quranic name for girls that comes from Umm (mother). It means little Umm, i.e. little mother, a loving nickname for a little girl, suggesting that one day she will grow up and be a mother. It is derived from the A-M-M root which is used in many places in the Quran.