From Wiktionary, the free dictionary
By surface analysis , *otъ- + *verzti .
*otъverzti pf [ 1]
to untie
Conjugation of
*otъverzti, *otъvьrze, *otъvьrzetь (?,
-C- , _/ox-aorist, accent paradigm ?)
Verbal noun
Infinitive
Supine
L-participle
*otъvьrstьje
*otъverzti
*otъverztъ
*otъvьrzlъ
Participles
Tense
Past
Present
Passive
*otъvьrstъ
*otъvьrzomъ
Active
*otъvьrzъ
*otъvьrzy
Aorist
Present
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*otъvьrz(ox)ъ
*otъvьrze
*otъvьrze
*otъvьrzǫ
*otъvьrzeši
*otъvьrzetь
Dual
*otъvьrz(ox)ově
*otъvьrz(e/os)ta
*otъvьrz(e/os)te
*otъvьrzevě
*otъvьrzeta
*otъvьrzete
Plural
*otъvьrz(ox)omъ
*otъvьrz(e/os)te
*otъvьrzǫ, *otъvьrzošę
*otъvьrzemъ
*otъvьrzete
*otъvьrzǫtь
Imperfect
Imperative
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*otъvьrzěaxъ
*otъvьrzěaše
*otъvьrzěaše
—
*otъvьrzi
*otъvьrzi
Dual
*otъvьrzěaxově
*otъvьrzěašeta
*otъvьrzěašete
*otъvьrzěvě
*otъvьrzěta
—
Plural
*otъvьrzěaxomъ
*otъvьrzěašete
*otъvьrzěaxǫ
*otъvьrzěmъ
*otъvьrzěte
—
Conjugation of
*otъverzti, *otъverze, *otъvьrzetь (?,
-C- , s-aorist, accent paradigm ?)
Verbal noun
Infinitive
Supine
L-participle
*otъvьrstьje
*otъverzti
*otъverztъ
*otъvьrzlъ
Participles
Tense
Past
Present
Passive
*otъvьrstъ
*otъvьrzomъ
Active
*otъvьrzъ
*otъvьrzy
Aorist
Present
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*otъversъ
*otъverze
*otъverze
*otъvьrzǫ
*otъvьrzeši
*otъvьrzetь
Dual
*otъversově
*otъversta
*otъverste
*otъvьrzevě
*otъvьrzeta
*otъvьrzete
Plural
*otъversomъ
*otъverste
*otъversę
*otъvьrzemъ
*otъvьrzete
*otъvьrzǫtь
Imperfect
Imperative
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*otъvьrzěaxъ
*otъvьrzěaše
*otъvьrzěaše
—
*otъvьrzi
*otъvьrzi
Dual
*otъvьrzěaxově
*otъvьrzěašeta
*otъvьrzěašete
*otъvьrzěvě
*otъvьrzěta
—
Plural
*otъvьrzěaxomъ
*otъvьrzěašete
*otъvьrzěaxǫ
*otъvьrzěmъ
*otъvьrzěte
—
Alternative reconstructions [ edit ]
East Slavic:
South Slavic:
Old Church Slavonic:
Old Cyrillic script: отъврѣсти ( otŭvrěsti )
Bulgarian: отвъ́ржа ( otvǎ́rža )
Macedonian: одврже ( odvrže ) ( dialectal )
Serbo-Croatian:
Cyrillic script: одвр́сти ( Karadzić's dictionary )
Latin script: odvŕsti
^ Derksen, Rick (2008 ), “*ot(ъ)verzti”, in Etymological Dictionary of the Slavic Inherited Lexicon (Leiden Indo-European Etymological Dictionary Series; 4), Leiden; Boston: Brill, →ISBN , page 383
Chernykh, P. Ja. (1999 ), “отве́рстие ”, in Историко-этимологический словарь русского языка [Historical-Etymological Dictionary of the Russian Language ] (in Russian), 3rd edition, volume 1 (а – пантомима) , Moscow: Russian Lang., →ISBN , page 610
Zhuravlyov, A. F. , editor (2014 ), “*otъverzti (sę) ”, in Этимологический словарь славянских языков [Etymological dictionary of Slavic languages ] (in Russian), numbers 39 (*otъtęti – *ozgǫba ), Moscow: Nauka, →ISBN , page 69