Where does “syksykylmä” come from?

syksykylmä (Finnish) comes from Finnish syksy, from Proto-Finnic süksü, from Proto-Uralic sükśe, from French succès, from Middle French succes, from Latin successus, from Latin succēdere, from Latin sub.

Ancestry of “syksykylmä”, step by step

syksykylmä traces back through two separate lines of ancestry.

via Finnish syksy

StepLanguageWordMeaning
1Finnishsyksyautumn, fall
2Proto-Finnicsüksüautumn, fall
3Proto-Uralicsükśeautumn
4Frenchsuccèssuccess; achievement
5Middle Frenchsuccessuccess
6Latinsuccessuscourse, flow (of time), approach
7Latinsuccēdere
8Latinsubunder, beneath; behind; at the feet of
9Proto-Italicsupounder
10Proto-Indo-Europeanupóunder, below
11Proto-Indo-Europeanh₃ewp-

via Finnish kylmä

StepLanguageWordMeaning
1Finnishkylmäcold; level
2Proto-Finnickülmäcold
3Proto-Finno-Permickülmä
4Proto-Indo-Europeanǵel-to swallow; swallow
Every word from Proto-Indo-European h₃ewp-Every word from Proto-Indo-European upóEvery word from Proto-Italic supo