What does Ayaan mean?
Etymology is genuinely contested. In the Arabic reading it is linked to the root 'ayn (ع-ي-ن, 'eye, sight'), giving a sense of 'watchful' or 'seeing'. A separate and widely used origin is Somali, where Ayaan means 'good fortune, luck, destiny'. The popular gloss 'gift of God' is often repeated but is weakly supported etymologically.
What does Musa mean?
The Arabic form of the prophet Moses (Musa), a name of Egyptian/Hebrew origin (folk-etymologized in Hebrew as 'drawn out of the water'). The Arabic form carries no independent Arabic root meaning; Musa is among the most frequently named prophets in the Quran.