Where does “Latynoska” come from?

Latynoska (Polish) comes from Polish Latynos, from English latino, from Spanish latino, from Latin Latīnus, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Ancestry of “Latynoska”, step by step

StepLanguageWordMeaning
1PolishLatynosLatino
2EnglishlatinoAlternative letter-case form of Latino
3Spanishlatinoof or related to Lazio, Italy; of or related to...
4LatinLatīnusLatin; of or pertaining to Latium, the Latin language, people, or culture
5Latin-īnusof or pertaining to; -ine
6Proto-Italic-īnosof/belonging to
7Proto-Indo-European-iHnosCreates adjectives of materials
8Proto-Indo-European-no-adjectival suffix
Every word from Proto-Indo-European -no-Every word from Latin -īnusEvery word from Latin Latīnus