Where does “horripilo” come from?

horripilo (Late Latin) comes from Latin pilus, from Proto-Indo-European pil-, from Proto-Algonquian *pi·l-.

horripilo (Late Latin): to have one's hair bristled, ruffled; I bristle...

Definitions

  1. to have one's hair bristled, ruffled; I bristle...

Ancestry of “horripilo”, step by step

horripilo traces back through two separate lines of ancestry.

via Latin pilus

StepLanguageWordMeaning
1LatinpilusA hair; An insignificant amount; iota; least...
2Proto-Indo-Europeanpil-one string of hair; string of hair; strand of...
3Proto-Algonquian*pi·l-

via Latin horreo

StepLanguageWordMeaning
1LatinhorreoI stand erect, stand on end; I tremble, shiver; I...
2Proto-Italichorzēō
3Proto-Indo-Europeanǵʰr̥séh₁(ye)ti
Every word from Proto-Algonquian *pi·l-Every word from Proto-Indo-European pil-Every word from Latin pilus