Where does “kaksossisarukset” come from?

kaksossisarukset (Finnish) comes from Finnish sisarus, from Finnish sisar, from Proto-Finnic sesar, from Proto-Balto-Slavic swésō, from Proto-Indo-European swésōr, from Proto-Indo-European su-h₁ésh₂-ōr, from Proto-Indo-European h₁ésh₂r̥ — blood.

kaksossisarukset (Finnish): twin siblings collective term for people who are each other's twin siblings

Definitions

  1. twin siblings collective term for people who are each other's twin siblings

Ancestry of “kaksossisarukset”, step by step

kaksossisarukset traces back through two separate lines of ancestry.

via Finnish sisarus

StepLanguageWordMeaning
1Finnishsisarussibling
2Finnishsisarsister
3Proto-Finnicsesarsister
4Proto-Balto-Slavicswésōsister
5Proto-Indo-Europeanswésōrsister
6Proto-Indo-Europeansu-h₁ésh₂-ōr—
7Proto-Indo-Europeanh₁ésh₂r̥blood

via Finnish kaksonen

StepLanguageWordMeaning
1FinnishkaksonenA twin; When used as modifier in compound terms...
2Finnishkaksitwo
3Proto-Finnickakcitwo
4Proto-Uralic*kakta—
Every word from Proto-Indo-European h₁ésh₂r̥ →