Where does “kestohymy” come from?

kestohymy (Finnish) comes from Finnish kesto, from Finnish kestää, from Proto-Finnic kestädäk — to last, endure.

kestohymy (Finnish): constant smile, permanent smile

Definitions

  1. constant smile, permanent smile

Ancestry of “kestohymy”, step by step

kestohymy traces back through two separate lines of ancestry.

via Finnish kesto

StepLanguageWordMeaning
1Finnishkestodurability; duration; permanent, durable
2Finnishkestääto cope, stand, withstand, endure, hold up; to...
3Proto-Finnickestädäkto last, endure

via Finnish hymy

StepLanguageWordMeaning
1Finnishhymysmile
Every word from Proto-Finnic kestädäk →Every word from Finnish kestää →Every word from Finnish kesto →