Where does “unslippery” come from?

unslippery (English) comes from English slippery, from Middle English slipperie, from Middle English slipper, from Old English slipor, from Proto-West Germanic *slipr, from Proto-Germanic slipraz, from Proto-Indo-European (s)leyb- — slimy.

unslippery (English): Not slippery

Definitions

  1. Not slippery

Ancestry of “unslippery”, step by step

unslippery traces back through two separate lines of ancestry.

via English slippery

StepLanguageWordMeaning
1EnglishslipperyOf a surface, having low friction, often due to...
2Middle Englishslipperie
3Middle Englishslipper
4Old Englishsliporslippery, not easy to hold, moving easily;...
5Proto-West Germanic*sliprslippery
6Proto-Germanicsliprazsmooth; slippery
7Proto-Indo-European(s)leyb-slimy

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European (s)leyb-Every word from Proto-Germanic sliprazEvery word from Proto-West Germanic *slipr