Where does “unblocked” come from?

unblocked (English) comes from English unblock, from English block, from French Bloc, from Middle French bloc, from Old French bloc, from Dutch blok, from Middle Dutch blok, from Old Dutch blok — thick plank, beam, pile, prop.

unblocked (English): Not blocked; past participle of unblock

Definitions

  1. Not blocked; past participle of unblock

Ancestry of “unblocked”, step by step

unblocked traces back through two separate lines of ancestry.

via English unblock

StepLanguageWordMeaning
1EnglishunblockTo remove or clear a block or obstruction from;...
2EnglishblockA substantial, often approximately cuboid, piece...
3FrenchBlocBloc — Bloc Québécois (Bloc québécois)
4Middle Frenchbloca considerable piece of something heavy, block
5Old Frenchbloclog, block
6Dutchbloka block; a street block; a political bloc
7Middle Dutchbloktreetrunk
8Old Dutchbloklog
9Proto-West Germanicblokkblock, log
10Proto-Germanicblukkąblock, log
11Proto-Indo-Europeanbhulg'-
12Proto-Indo-Europeanbhelg'-thick plank, beam, pile, prop

via English blocked

StepLanguageWordMeaning
1Englishblockedobstructed impeding general movement; obstructed...
Every word from Proto-Indo-European bhelg'-Every word from Proto-Indo-European bhulg'-Every word from Proto-Germanic blukką