Where does “sisältyminen” come from?

sisältyminen (Finnish) comes from Finnish sisältyä, from Finnish sisältää, from Finnish sisä-, from Proto-Finnic sicä, from Proto-Uralic śićä.

Ancestry of “sisältyminen”, step by step

StepLanguageWordMeaning
1Finnishsisältyäto be included in
2FinnishsisältääTo include; to contain; To involve
3Finnishsisä-inner, internal, interior, inward; indoor; inland
4Proto-Finnicsicäinsides, inside
5Proto-Uralicśićä—
Every word from Proto-Uralic śićä →Every word from Finnish sisä- →Every word from Finnish sisältää →