Thread:User talk:Rua/Proto-Slavic *slědъ

https://en.wiktionary.org/wiki/Reconstruction:Proto-Slavic/sl%C4%9Bd%D1%8A

Proto-Slavic *slě̂dъ (accent paradigm d / Nikolaev) from Proto-Balto-Slavic *slā̃idus (With the lengthening of the root vowel by Winter's law and metatony «acute > circumflex») from Proto-Indo-European *sló̟̠ydu-s ( ̟̠ is secondary dominant) < *slo̠yd-u̟-s.