Where does “lustosavi” come from?

lustosavi (Finnish) comes from Finnish savi, from Finnish -lä, from Finnish -as, from Proto-Finnic -s, from Proto-Finno-Ugric -s.

lustosavi (Finnish): varved clay clay with finer and coarser layers, formed during different seasons

Definitions

  1. varved clay clay with finer and coarser layers, formed during different seasons

Ancestry of “lustosavi”, step by step

lustosavi traces back through two separate lines of ancestry.

via Finnish savi

StepLanguageWordMeaning
1Finnishsaviclay
2Finnish-läFront vowel variant of -la
3Finnish-asForms some adjectives; Forms some nouns
4Proto-Finnic-sForms nouns
5Proto-Finno-Ugric-s—

via Finnish lusto

StepLanguageWordMeaning
1Finnishlusto—
Every word from Proto-Finno-Ugric -s →Every word from Finnish -lä →Every word from Finnish -as →