Where does “inviernito” come from?

inviernito (Spanish) comes from Spanish invierno, from Old Spanish yvierno, from Vulgar Latin invernum, from Latin hibernum, from Latin hibernus, from Proto-Italic heimrinos, from Proto-Indo-European ǵʰey-m-r-ino-s, from Proto-Indo-European ǵʰey- — winter.

Ancestry of “inviernito”, step by step

StepLanguageWordMeaning
1Spanishinviernowinter
2Old Spanishyvierno
3Vulgar Latininvernum
4Latinhibernumwinter; winter quarters; nominative neuter...
5Latinhibernuswintry; of or pertaining to winter; suitable for...
6Proto-Italicheimrinos
7Proto-Indo-Europeanǵʰey-m-r-ino-s
8Proto-Indo-Europeanǵʰey-winter
Every word from Proto-Indo-European ǵʰey-Every word from Proto-Indo-European ǵʰey-m-r-ino-sEvery word from Proto-Italic heimrinos