Where does “unlamentable” come from?

unlamentable (English) comes from English lamentable, from Middle French lamentable, from Latin lāmentābilis, from Latin -bilis, from Proto-Italic -ðlis, from Proto-Indo-European -dʰlis, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...

unlamentable (English): Not lamentable

Definitions

  1. Not lamentable

Ancestry of “unlamentable”, step by step

unlamentable traces back through two separate lines of ancestry.

via English lamentable

StepLanguageWordMeaning
1EnglishlamentableCausing sorrow, distress or regret; deplorable,...
2Middle Frenchlamentable
3Latinlāmentābilismournful, full of sorrow
4Latin-bilis-ble
5Proto-Italic-ðlisForms adjectives from verb stems indicating capacity or worth of being acted on
6Proto-Indo-European-dʰlis
7Proto-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 lāmentābilis