Where does “työkykyisyys” come from?

työkykyisyys (Finnish) comes from Finnish työkykyinen, from Finnish työkyky, from Finnish kyky, from Finnish kyetä, from Finnish -etä, from Proto-Finnic -t'ak, from Proto-Uralic -ta- — Forms verbs from nouns; Forms causative verbs...

Ancestry of “työkykyisyys”, step by step

StepLanguageWordMeaning
1Finnishtyökykyinenable-bodied
2Finnishtyökykywork capacity, capacity to work, ability to work
3Finnishkykyability, capacity, capability; a capable person,...
4FinnishkyetäTo be able to, be capable of, can, be competent...
5Finnish-etäFront vowel variant of -eta
6Proto-Finnic-t'akForms verbs from nominal stems, generally with a causative, factitive or instrumental meaning
7Proto-Uralic-ta-Forms verbs from nouns; Forms causative verbs...
Every word from Proto-Uralic -ta-Every word from Finnish -etäEvery word from Finnish kyetä