Where does “subtier” come from?

subtier (English) comes from English tier, from Middle French tier, from Old French tire, from Latin tyrius, from Latin Tyrus, from Ancient Greek τυρός, from Proto-Hellenic tūrós, from Proto-Indo-European tuh₂-ró-s — to swell; to crowd; to be strong.

subtier (English): A secondary or subsidiary tier

Definitions

  1. A secondary or subsidiary tier

Ancestry of “subtier”, step by step

StepLanguageWordMeaning
1EnglishtierOne who ties; Something that ties; A child's...
2Middle Frenchtier
3Old Frenchtirerank, sequence, order, kind; row; oriental cloth...
4LatintyriusTyrian, of Tyre
5LatinTyrusTyre
6Ancient Greekτυρόςcheese
7Proto-Hellenictūróscheese
8Proto-Indo-Europeantuh₂-ró-s
9Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European tewh₂-