Where does “vivissimo” come from?

vivissimo (Italian) comes from Italian vivo, from Latin vīvus, from Proto-Italic gʷīwos, from Proto-Indo-European gʷih₃wós, from Proto-Indo-European gʷeih₃w- — to live.

Ancestry of “vivissimo”, step by step

StepLanguageWordMeaning
1Italianvivoalive, live; brisk, animate, vivacious; vivid,...
2Latinvīvusalive, living
3Proto-Italicgʷīwosalive, living
4Proto-Indo-Europeangʷih₃wósalive, living
5Proto-Indo-Europeangʷeih₃w-to live
Every word from Proto-Indo-European gʷeih₃w- →Every word from Proto-Indo-European gʷih₃wós →Every word from Proto-Italic gʷīwos →