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From Proto-Indo-European *pékʷeti , a thematic present from *pekʷ- ( “ to cook ” ) . This verb contains an assimilation of *p-kʷ to *kʷ-kʷ followed by a sporadic vowel rounding of *e to o when surrounded by two labiovelars.
*kʷokʷeti [ 1]
to cook
Thematic present
Active voice
Present
Imperfect
Future
Preterite
1st singular
*kʷokʷū
*kʷokʷemam
?
—
2nd singular
*kʷokʷesi
*kʷokʷetās
?
—
3rd singular
*kʷokʷeti
*kʷokʷeto
?
—
1st plural
*kʷokʷomosi
*kʷokʷemo
?
—
2nd plural
*kʷokʷetesi
*kʷokʷestē
?
—
3rd plural
*kʷokʷonti
*kʷokʷento
?
—
Pres. subjunctive
Past subjunctive
Imperative
1st singular
?
?
—
2nd singular
?
?
*kʷokʷe
3rd singular
?
?
*kʷokʷetou
1st plural
?
?
*kʷokʷomos
2nd plural
?
?
*kʷokʷete
3rd plural
?
?
*kʷokʷontou
Passive voice
Present
Imperfect
Future
Preterite
1st singular
*kʷokʷūr
—
?
—
2nd singular
*kʷokʷetar
—
?
—
3rd singular
*kʷokʷetor
?
?
—
1st plural
*kʷokʷommor
—
?
—
2nd plural
*kʷokʷedwe
—
?
—
3rd plural
*kʷokʷontor
?
?
—
Pres. subjunctive
Past subjunctive
Imperative
1st singular
?
—
—
2nd singular
?
—
—
3rd singular
?
—
—
1st plural
?
—
—
2nd plural
?
—
—
3rd plural
?
—
—
Declension of the present participle
masculine
singular
dual
plural
nominative
*kʷokʷonts
*kʷokʷonte
*kʷokʷontes
vocative
*kʷokʷonts
*kʷokʷonte
*kʷokʷontes
accusative
*kʷokʷontam
*kʷokʷonte
*kʷokʷontans
genitive
*kʷokʷantos
*?
*kʷokʷantom
dative
*kʷokʷantei
*kʷokʷantbom
*kʷokʷantbos
instrumental
*kʷokʷantī?
*kʷokʷantbim
*kʷokʷantbis
feminine
singular
dual
plural
nominative
*kʷokʷantī
*kʷokʷantī
*kʷokʷantiyās
vocative
*kʷokʷantī
*kʷokʷantī
*kʷokʷantiyās
accusative
*kʷokʷantīm
*kʷokʷantī
*kʷokʷantiyans
genitive
*kʷokʷantyās
*?
*kʷokʷantyom
dative
*kʷokʷantyāi
*kʷokʷantyābom
*kʷokʷantyābos
instrumental
*?
*kʷokʷantyābim
*kʷokʷantyābis
neuter
singular
dual
plural
nominative
*kʷokʷont
*?
*kʷokʷonta
vocative
*kʷokʷont
*?
*kʷokʷonta
accusative
*kʷokʷont
*?
*kʷokʷonta
genitive
*kʷokʷantos
*?
*kʷokʷantom
dative
*kʷokʷantei
*?
*kʷokʷantbos
instrumental
*kʷokʷantī?
*?
*kʷokʷantbis
Declension of the middle participle
masculine
singular
dual
plural
nominative
*kʷokʷomnos
*kʷokʷomnou
*kʷokʷomnoi
vocative
*kʷokʷomne
*kʷokʷomnou
*kʷokʷomnoi
accusative
*kʷokʷomnom
*kʷokʷomnou
*kʷokʷomnons
genitive
*kʷokʷomnī
*kʷokʷomnous
*kʷokʷomnom
dative
*kʷokʷomnūi
*kʷokʷomnobom
*kʷokʷomnobos
instrumental
*kʷokʷomnū
*kʷokʷomnobim
*kʷokʷomnobis
feminine
singular
dual
plural
nominative
*kʷokʷomnā
*kʷokʷomnai
*kʷokʷomnās
vocative
*kʷokʷomnā
*kʷokʷomnai
*kʷokʷomnās
accusative
*kʷokʷomnam
*kʷokʷomnai
*kʷokʷomnans
genitive
*kʷokʷomnās
*kʷokʷomnous
*kʷokʷomnom
dative
*kʷokʷomnai
*kʷokʷomnābom
*kʷokʷomnābos
instrumental
*?
*kʷokʷomnābim
*kʷokʷomnābis
neuter
singular
dual
plural
nominative
*kʷokʷomnom
*kʷokʷomnou
*kʷokʷomnā
vocative
*kʷokʷomnom
*kʷokʷomnou
*kʷokʷomnā
accusative
*kʷokʷomnom
*kʷokʷomnou
*kʷokʷomnā
genitive
*kʷokʷomnī
*kʷokʷomnous
*kʷokʷomnom
dative
*kʷokʷomnūi
*kʷokʷomnobom
*kʷokʷomnobos
instrumental
*kʷokʷomnū
*kʷokʷomnobim
*kʷokʷomnobis
Declension of the past participle
masculine
singular
dual
plural
nominative
*kʷoxtos
*kʷoxtou
*kʷoxtoi
vocative
*kʷoxte
*kʷoxtou
*kʷoxtoi
accusative
*kʷoxtom
*kʷoxtou
*kʷoxtons
genitive
*kʷoxtī
*kʷoxtous
*kʷoxtom
dative
*kʷoxtūi
*kʷoxtobom
*kʷoxtobos
instrumental
*kʷoxtū
*kʷoxtobim
*kʷoxtobis
feminine
singular
dual
plural
nominative
*kʷoxtā
*kʷoxtai
*kʷoxtās
vocative
*kʷoxtā
*kʷoxtai
*kʷoxtās
accusative
*kʷoxtam
*kʷoxtai
*kʷoxtans
genitive
*kʷoxtās
*kʷoxtous
*kʷoxtom
dative
*kʷoxtai
*kʷoxtābom
*kʷoxtābos
instrumental
*?
*kʷoxtābim
*kʷoxtābis
neuter
singular
dual
plural
nominative
*kʷoxtom
*kʷoxtou
*kʷoxtā
vocative
*kʷoxtom
*kʷoxtou
*kʷoxtā
accusative
*kʷoxtom
*kʷoxtou
*kʷoxtā
genitive
*kʷoxtī
*kʷoxtous
*kʷoxtom
dative
*kʷoxtūi
*kʷoxtobom
*kʷoxtobos
instrumental
*kʷoxtū
*kʷoxtobim
*kʷoxtobis
^ Schumacher, Stefan, Schulze-Thulin, Britta (2004 ) Die keltischen Primärverben: ein vergleichendes, etymologisches und morphologisches Lexikon [The Celtic Primary Verbs: A comparative, etymological and morphological lexicon ] (Innsbrucker Beiträge zur Sprachwissenschaft; 110 ) (in German), Innsbruck: Institut für Sprachen und Literaturen der Universität Innsbruck, →ISBN , pages 429-430