Where does “ruuanjäte” come from?

ruuanjäte (Finnish) comes from Finnish jäte, from Finnish jättää, from Proto-Finnic jättädäk, from Proto-Finnic -ttadak, from Proto-Uralic -kta-.

Ancestry of “ruuanjäte”, step by step

ruuanjäte traces back through two separate lines of ancestry.

via Finnish jäte

StepLanguageWordMeaning
1Finnishjätewaste, garbage, rubbish
2Finnishjättääto leave; to take, drop off, deliver; to submit
3Proto-Finnicjättädäkto leave
4Proto-Finnic-ttadakCreates causative verbs from regular verbs,...
5Proto-Uralic-kta-—

via Finnish ruoka

StepLanguageWordMeaning
1Finnishruokafood; meal
2Proto-Finnicrookafood; meal
3Proto-Germanicrōkōcare, attention
Every word from Proto-Uralic -kta- →Every word from Proto-Finnic -ttadak →Every word from Proto-Finnic jättädäk →
ruuanjäte — Etymology, Origin & Word History | Etymology Explorer