Where does “Středozem” come from?

Středozem (Czech) comes from Czech zem, from Proto-Slavic zemь, from Proto-Balto-Slavic źemē, from Proto-Indo-European ǵʰðʰem-, from Proto-Indo-European dʰéǵʰōm, from Proto-Indo-European -ōm, from Proto-Indo-European -mi.

Středozem (Czech): Middle-earth

Definitions

  1. Middle-earth

Ancestry of “Středozem”, step by step

Středozem traces back through two separate lines of ancestry.

via Czech zem

StepLanguageWordMeaning
1Czechzemearth; country
2Proto-Slaviczemьearth, soil
3Proto-Balto-Slavicźemēearth
4Proto-Indo-Europeanǵʰðʰem-—
5Proto-Indo-Europeandʰéǵʰōmearth
6Proto-Indo-European-ōmemphatic suffix or postpositive particle
7Proto-Indo-European-mi—

via Czech střed

StepLanguageWordMeaning
1Czechstředmiddle, midpoint, center; center; middle, center
2Proto-Slavicserdàmiddle
Every word from Proto-Indo-European -mi →Every word from Proto-Indo-European -ōm →Every word from Proto-Indo-European dʰéǵʰōm →