Where does “reo-chumhscú” come from?

reo-chumhscú (Irish) comes from Irish reo, from Middle Irish reód, from Old Irish réud, from Proto-Celtic ɸreswos, from Proto-Indo-European prews- — to freeze; frost.

reo-chumhscú (Irish): cryoturbation

Definitions

  1. cryoturbation

Ancestry of “reo-chumhscú”, step by step

reo-chumhscú traces back through two separate lines of ancestry.

via Irish reo

StepLanguageWordMeaning
1Irishreoverbal noun of reoigh; frost; Alternative form of...
2Middle Irishreódfrost
3Old Irishréudfrost
4Proto-Celticɸreswosfrost
5Proto-Indo-Europeanprews-to freeze; frost

via Irish cumhscú

StepLanguageWordMeaning
1Irishcumhscúverbal noun of cumhscaigh; movement; stir
2Old Irishcumscugudact of moving, changing
3Old Irishcon·oscaigito move, change
Every word from Proto-Indo-European prews-Every word from Proto-Celtic ɸreswosEvery word from Old Irish réud