Where does “peittäjälihas” come from?

peittäjälihas (Finnish) comes from Finnish peittäjä, from Finnish peittää, from Proto-Finnic peittädäk, from Proto-Finnic pej-, from Proto-Uralic *pälkä — thumb.

peittäjälihas (Finnish): obturator, obturatorius muscle

Definitions

  1. obturator, obturatorius muscle

Ancestry of “peittäjälihas”, step by step

peittäjälihas traces back through two separate lines of ancestry.

via Finnish peittäjä

StepLanguageWordMeaning
1Finnishpeittäjäcoverer, concealer one who or that which covers or conceals
2Finnishpeittääto cover
3Proto-Finnicpeittädäkto cover; to hide, to conceal
4Proto-Finnicpej-
5Proto-Uralic*pälkäthumb

via Finnish lihas

StepLanguageWordMeaning
1Finnishlihasmuscle
2Finnish-sForms ordinal numbers from cardinal numbers, or...
3Proto-Finnic-nciForms ordinal numbers from the corresponding...
4Proto-Uralic-mte
Every word from Proto-Uralic *pälkäEvery word from Proto-Finnic pej-Every word from Proto-Finnic peittädäk