Where does “*otъkryti” come from?

*otъkryti (Proto-Slavic) comes from Proto-Slavic kryti, from Proto-Balto-Slavic krū́ˀtei, from Proto-Indo-European krewH- — to cover, heap.

Ancestry of “*otъkryti”, step by step

*otъkryti traces back through two separate lines of ancestry.

via Proto-Slavic kryti

StepLanguageWordMeaning
1Proto-Slavickrytito cover, to hide; to hide, to be under cover
2Proto-Balto-Slavickrū́ˀtei—
3Proto-Indo-EuropeankrewH-to cover, heap

via Proto-Slavic otъ-

StepLanguageWordMeaning
1Proto-Slavicotъ-—

Words derived from “*otъkryti”

Every word from Proto-Indo-European krewH- →Every word from Proto-Balto-Slavic krū́ˀtei →Every word from Proto-Slavic kryti →