Where does “sisarlaiva” come from?

sisarlaiva (Finnish) comes 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.

sisarlaiva (Finnish): sister ship

Definitions

  1. sister ship

Ancestry of “sisarlaiva”, step by step

sisarlaiva traces back through two separate lines of ancestry.

via Finnish sisar

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

via Finnish laiva

StepLanguageWordMeaning
1Finnishlaivaship; nave
2Proto-Finniclaivaship
3Proto-Finniclawja—
4Proto-Germanicflawjąship, vessel
5Proto-Indo-Europeanplew-to fly, flow, run
Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Indo-European su-h₁ésh₂-ōr →Every word from Proto-Indo-European swésōr →