Where does “unvulnerable” come from?

unvulnerable (English) comes from English vulnerable, from Latin vulnerābilis, from Latin -bilis, from Proto-Italic -ðlis, from Proto-Indo-European -dʰlis, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...

unvulnerable (English): Obsolete form of invulnerable

Definitions

  1. Obsolete form of invulnerable

Ancestry of “unvulnerable”, step by step

unvulnerable traces back through two separate lines of ancestry.

via English vulnerable

StepLanguageWordMeaning
1EnglishvulnerableMore or most likely to be exposed to the chance...
2Latinvulnerābilisinjurious, wounding, vulnerable
3Latin-bilis-ble
4Proto-Italic-ðlisForms adjectives from verb stems indicating capacity or worth of being acted on
5Proto-Indo-European-dʰlis
6Proto-Indo-European-dʰlomAlternative form of *-trom; instrumental suffix;...

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -dʰlomEvery word from Latin -bilisEvery word from Latin vulnerābilis