Omayma
Yes. Variants such as Ummayma/Umaimah appear in early Islamic genealogies and biographical lists; it is a classical diminutive form rather than a modern invention.
It is a diminutive of 'Umm' (mother) and literally conveys 'little mother' or 'young mother', an affectionate formation in Arabic.
Affectionate diminutives like Omayma are common in devotional and Sufi contexts where intimate, nurturing connotations are prized.
Common pronunciations include O-MAY-ma (/oʊˈmaɪmə/) and U-MAI-ma (/uːˈmaɪmə/), depending on regional vocalization.
Yes. Variants attested in sources include Umaimah, Ummayma, Umaima and Omaymah; these reflect transliteration and dialectal differences.