Where does “taittokyky” come from?

taittokyky (Finnish) comes 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...

taittokyky (Finnish): refractive power

Definitions

  1. refractive power

Ancestry of “taittokyky”, step by step

taittokyky traces back through two separate lines of ancestry.

via Finnish kyky

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

via Finnish taitto

StepLanguageWordMeaning
1Finnishtaittolayout
2Finnishtaittaato fold; to break; to refract
3Finnishtaipuato become curved, to bend; to change one's...
4Proto-Finnictaipudak
Every word from Proto-Uralic -ta-Every word from Finnish -etäEvery word from Finnish kyetä