Where does “nak” come from?
nak (Romani) comes from Sauraseni Prakrit 𑀡𑀓𑁆𑀓, from Proto-Indo-Aryan nákkas, from Proto-Indo-Aryan náHsaH, from Proto-Indo-Iranian náHsaH, from Proto-Indo-European néh₂s-eh₂, from Proto-Indo-European néh₂s- — nose, nostril.