Where does “valkoposkitiira” come from?

valkoposkitiira (Finnish) comes from Finnish poski, from Proto-Finnic poski, from Proto-Uralic poske — cheek.

valkoposkitiira (Finnish): whiskered tern, Chlidonias hybrida

Definitions

  1. whiskered tern, Chlidonias hybrida

Ancestry of “valkoposkitiira”, step by step

valkoposkitiira traces back through two separate lines of ancestry.

via Finnish poski

StepLanguageWordMeaning
1Finnishposkicheek
2Proto-Finnicposkicheek
3Proto-Uralicposkecheek

via Finnish tiira

StepLanguageWordMeaning
1Finnishtiiratern
Every word from Proto-Uralic poske →Every word from Proto-Finnic poski →Every word from Finnish poski →