Where does “lautajalka” come from?

lautajalka (Ingrian) comes from Ingrian jalka, from Finnish -ttää, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

lautajalka (Ingrian): flatfoot

Definitions

  1. flatfoot

Ancestry of “lautajalka”, step by step

lautajalka traces back through two separate lines of ancestry.

via Ingrian jalka

StepLanguageWordMeaning
1Ingrianjalkaleg
2Finnish-ttääFront vowel variant of -ttaa
3Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
4Proto-Uralic-kta-

via Ingrian lauta

StepLanguageWordMeaning
1Ingrianlautaboard; desk
2Proto-Finniclautaboard, plank; table
3Proto-Baltic*plauˀtá
4Proto-Indo-Europeanplew-to fly, flow, run
Every word from Proto-Uralic -kta-Every word from Finnish -ttääEvery word from Proto-Finnic -ttadak
lautajalka — Etymology, Origin & Word History | Etymology Explorer