Where does “unfulfillable” come from?

unfulfillable (English) comes from English fulfillable, from English fulfill, from Middle English fulfillen, from Old English fullfyllan, from Old English fyllan, from Proto-West Germanic *fullijan, from Proto-Germanic fullijaną, from Proto-Germanic fullaz — to fill.

unfulfillable (English): Not fulfillable

Definitions

  1. Not fulfillable

Ancestry of “unfulfillable”, step by step

unfulfillable traces back through two separate lines of ancestry.

via English fulfillable

StepLanguageWordMeaning
1EnglishfulfillableCapable of being fulfilled
2EnglishfulfillTo satisfy, carry out, bring to completion; To...
3Middle Englishfulfillento fulfill
4Old Englishfullfyllanto fulfill, accomplish
5Old Englishfyllanto fill; Alternative form of fiellan
6Proto-West Germanic*fullijanto fill
7Proto-Germanicfullijanąto fill, to make full
8Proto-Germanicfullazfull; the whole, the entire
9Proto-Indo-Europeanpl̥h₁nósfull
10Proto-Indo-Europeanpleh₁-to fill

via English un

StepLanguageWordMeaning
1EnglishunOne

Words derived from “unfulfillable

Every word from Proto-Indo-European pleh₁-Every word from Proto-Indo-European pl̥h₁nósEvery word from Proto-Germanic fullaz