What does Rakesh mean?
Rakesh combines Sanskrit raka ('full moon' or the full-moon night) and isha ('lord, ruler'), i.e. 'lord of the full moon,' per Monier-Williams. A genuine, dictionary-backed lunar name.
What does Nirav mean?
From the Sanskrit निरव (nirava), 'soundless, still', formed from nir- ('without') + rava ('sound, noise') — hence tranquil stillness. A genuine, if less common, classical formation.