Where does “lastenkieli” come from?

lastenkieli (Finnish) comes from Finnish kieli, from Proto-Finnic keeli, from Proto-Uralic käle — tongue; language.

lastenkieli (Finnish): child language, childspeak the way children talk

Definitions

  1. child language, childspeak the way children talk

Ancestry of “lastenkieli”, step by step

lastenkieli traces back through two separate lines of ancestry.

via Finnish kieli

StepLanguageWordMeaning
1Finnishkielitongue; language; string
2Proto-Finnickeelitongue; language
3Proto-Uralickäletongue; language

via Finnish lapsi

StepLanguageWordMeaning
1Finnishlapsichild
2Proto-Finniclapcichild
3Proto-Uraliclëpćecradle
Every word from Proto-Uralic käle →Every word from Proto-Finnic keeli →Every word from Finnish kieli →