Where does “блокпост” come from?

блокпост (Russian) comes from Russian блок, 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.

блокпост (Russian): checkpoint; signal box; roadblock

Definitions

  1. checkpoint; signal box; roadblock

Ancestry of “блокпост”, step by step

блокпост traces back through two separate lines of ancestry.

via Russian блок

StepLanguageWordMeaning
1Russianблокblock; set, unit; block, section
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 Russian пост

StepLanguageWordMeaning
1Russianпостfast; post, office, appointment, position, job;...
2EnglishpostA long dowel or plank protruding from the ground;...
3Middle Frenchposte—
4Italianpostamail, post; post office; stakes
5Italianpostoplace, spot
6Latinpositusplaced; ordained
7Latinpōnōto place; to put; to lay
8Proto-Italicpoznō—
9Proto-Italicpozinō—
10Proto-Italicsinō—
Every word from Proto-Indo-European bhelg'- →Every word from Proto-Indo-European bhulg'- →Every word from Proto-Germanic blukką →