Where does “pětistěn” come from?

pětistěn (Czech) comes from Czech stěna, from Old Czech stěna, from Proto-Slavic stěna, from Proto-Balto-Slavic staiˀnāˀ, from Proto-Indo-European stoyh₂-neh₂, from Proto-Indo-European steyh₂-, from Proto-Indo-European steh₂- — to stand.

pětistěn (Czech): pentahedron

Definitions

  1. pentahedron

Ancestry of “pětistěn”, step by step

StepLanguageWordMeaning
1Czechstěnawall
2Old Czechstěna—
3Proto-Slavicstěnaconglomeration; lump, block; cliff, rock
4Proto-Balto-Slavicstaiˀnāˀ—
5Proto-Indo-Europeanstoyh₂-neh₂—
6Proto-Indo-Europeansteyh₂-to stiffen
7Proto-Indo-Europeansteh₂-to stand
Every word from Proto-Indo-European steh₂- →Every word from Proto-Indo-European steyh₂- →Every word from Proto-Indo-European stoyh₂-neh₂ →