What does Riya mean?
Commonly given as Sanskrit-derived riya (रिया), 'singer' or 'graceful'. It is not well attested in classical Sanskrit literature, so this meaning is popular rather than firmly documented.
What does Asha mean?
From Sanskrit 'asha' (आशा) meaning 'hope, wish, desire'. Flag: an identically spelled but etymologically DIFFERENT Avestan word 'asha' means 'truth/cosmic order' (Zoroastrianism), and the Swahili name Asha derives from Arabic for 'life' - these are separate roots that share a spelling.