Where does “Calpine” come from?

Calpine (English) comes from English Alpine, from French alpin, from Latin Alpīnus, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Ancestry of “Calpine”, step by step

Calpine traces back through two separate lines of ancestry.

via English Alpine

StepLanguageWordMeaning
1EnglishAlpineRelating to the Alps, a mountain range in Western...
2FrenchalpinAlpine
3LatinAlpīnusof or pertaining to the Alps
4Latin-īnusof or pertaining to; -ine
5Proto-Italic-īnosof/belonging to
6Proto-Indo-European-iHnosCreates adjectives of materials
7Proto-Indo-European-no-adjectival suffix

via English California

StepLanguageWordMeaning
1EnglishCaliforniaA region on the west coast of North America comprising the US state of California and the Baja California peninsula in Mexico; historically also including other areas in Alta California and Baja California
2SpanishCalifornia
Every word from Proto-Indo-European -no-Every word from Latin -īnusEvery word from Proto-Italic -īnos