Where does “kaaostutkimus” come from?

kaaostutkimus (Finnish) comes from Finnish tutkimus, from Finnish tutkia, from Finnish -ia, from Proto-Finnic -idak, from Proto-Uralic -j-.

Ancestry of “kaaostutkimus”, step by step

kaaostutkimus traces back through two separate lines of ancestry.

via Finnish tutkimus

StepLanguageWordMeaning
1Finnishtutkimusresearch; examination; investigation
2Finnishtutkiato examine, investigate; to research; Partitive...
3Finnish-iaForms primarily transitive verbs describing...
4Proto-Finnic-idakapplicative suffix
5Proto-Uralic-j-

via Finnish kaaos

StepLanguageWordMeaning
1Finnishkaaoschaos
2Ancient Greekχάοςthe primordial state of existence; space, air;...
3Proto-Indo-Europeanǵʰeh₂-to yawn; to gape; yawn
Every word from Proto-Uralic -j-Every word from Finnish -iaEvery word from Finnish tutkia