Where does “коридорчик” come from?

коридорчик (Russian) comes from Russian коридор, from German Korridor, from French corridor, from Italian corridore, from Italian correre, from Latin currō, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥- — army.

Ancestry of “коридорчик”, step by step

StepLanguageWordMeaning
1Russianкоридорcorridor, hallway
2GermanKorridorcorridor; hallway, hall, foyer
3Frenchcorridorpassage, corridor
4Italiancorridorerunning; racing; runner
5Italiancorrereto run; to hurry, rush
6Latincurrōto run
7Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
8Proto-Indo-Europeankr̥-to turn, to bend
9Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker-