Where does “podnosowy” come from?

podnosowy (Polish) comes from Polish nosowy, from Polish nos, from Old Polish nos, from Proto-Slavic nȍsъ, from Proto-Balto-Slavic nasús, from Proto-Indo-European néh₂s- — nose, nostril.

podnosowy (Polish): subnasal, infranasal

Definitions

subnasal, infranasal

Ancestry of “podnosowy”, step by step

Step	Language	Word	Meaning
1	Polish	nosowy	nasal
2	Polish	nos	nose
3	Old Polish	nos	nose
4	Proto-Slavic	nȍsъ	nose
5	Proto-Balto-Slavic	nasús	nose
6	Proto-Indo-European	néh₂s-	nose, nostril

Every word from Proto-Indo-European néh₂s- →Every word from Proto-Balto-Slavic nasús →Every word from Proto-Slavic nȍsъ →