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From Proto-Indo-European *lewk- ( “ bright, to shine ” ) .
*luketi [ 1]
to look at, watch , perceive
Thematic present, suffixless preterite
Active voice
Present
Imperfect
Future
Preterite
1st singular
*lukū
*lukemam
*liluxsū
*lulouka
2nd singular
*lukesi
*luketās
*liluxsesi
*luloukas?
3rd singular
*luketi
*luketo
*liluxseti
*lulouke
1st plural
*lukomosi
*lukemo
*liluxsomosi
*luloukmo
2nd plural
*luketesi
*lukestē
*liluxsetesi
*lulouxte
3rd plural
*lukonti
*lukento
*liluxsonti
*luloukars
Pres. subjunctive
Past subjunctive
Imperative
1st singular
*louxsū
?
—
2nd singular
*louxsesi
?
*luke
3rd singular
*louxseti
?
*luketou
1st plural
*louxsomosi
?
*lukomos
2nd plural
*louxsetesi
?
*lukete
3rd plural
*louxsonti
?
*lukontou
Passive voice
Present
Imperfect
Future
Preterite
1st singular
*lukūr
—
*liluxsūr
*luloukra
2nd singular
*luketar
—
*liluxsetar
*luloukras?
3rd singular
*luketor
?
*liluxsetor
*luloukre
1st plural
*lukommor
—
*liluxsommor
?
2nd plural
*lukedwe
—
*liluxsedwe
?
3rd plural
*lukontor
?
*liluxsontor
?
Pres. subjunctive
Past subjunctive
Imperative
1st singular
*louxsūr
—
—
2nd singular
*louxsetar
—
—
3rd singular
*louxsetor
—
—
1st plural
*louxsommor
—
—
2nd plural
*louxsedwe
—
—
3rd plural
*louxsontor
—
—
Declension of the present participle
masculine
singular
dual
plural
nominative
*lukonts
*lukonte
*lukontes
vocative
*lukonts
*lukonte
*lukontes
accusative
*lukontam
*lukonte
*lukontans
genitive
*lukantos
*?
*lukantom
dative
*lukantei
*lukantbom
*lukantbos
instrumental
*lukantī?
*lukantbim
*lukantbis
feminine
singular
dual
plural
nominative
*lukantī
*lukantī
*lukantiyās
vocative
*lukantī
*lukantī
*lukantiyās
accusative
*lukantīm
*lukantī
*lukantiyans
genitive
*lukantyās
*?
*lukantyom
dative
*lukantyāi
*lukantyābom
*lukantyābos
instrumental
*?
*lukantyābim
*lukantyābis
neuter
singular
dual
plural
nominative
*lukont
*?
*lukonta
vocative
*lukont
*?
*lukonta
accusative
*lukont
*?
*lukonta
genitive
*lukantos
*?
*lukantom
dative
*lukantei
*?
*lukantbos
instrumental
*lukantī?
*?
*lukantbis
Declension of the middle participle
masculine
singular
dual
plural
nominative
*lukomnos
*lukomnou
*lukomnoi
vocative
*lukomne
*lukomnou
*lukomnoi
accusative
*lukomnom
*lukomnou
*lukomnons
genitive
*lukomnī
*lukomnous
*lukomnom
dative
*lukomnūi
*lukomnobom
*lukomnobos
instrumental
*lukomnū
*lukomnobim
*lukomnobis
feminine
singular
dual
plural
nominative
*lukomnā
*lukomnai
*lukomnās
vocative
*lukomnā
*lukomnai
*lukomnās
accusative
*lukomnam
*lukomnai
*lukomnans
genitive
*lukomnās
*lukomnous
*lukomnom
dative
*lukomnai
*lukomnābom
*lukomnābos
instrumental
*?
*lukomnābim
*lukomnābis
neuter
singular
dual
plural
nominative
*lukomnom
*lukomnou
*lukomnā
vocative
*lukomnom
*lukomnou
*lukomnā
accusative
*lukomnom
*lukomnou
*lukomnā
genitive
*lukomnī
*lukomnous
*lukomnom
dative
*lukomnūi
*lukomnobom
*lukomnobos
instrumental
*lukomnū
*lukomnobim
*lukomnobis
Declension of the past participle
masculine
singular
dual
plural
nominative
*luxtos
*luxtou
*luxtoi
vocative
*luxte
*luxtou
*luxtoi
accusative
*luxtom
*luxtou
*luxtons
genitive
*luxtī
*luxtous
*luxtom
dative
*luxtūi
*luxtobom
*luxtobos
instrumental
*luxtū
*luxtobim
*luxtobis
feminine
singular
dual
plural
nominative
*luxtā
*luxtai
*luxtās
vocative
*luxtā
*luxtai
*luxtās
accusative
*luxtam
*luxtai
*luxtans
genitive
*luxtās
*luxtous
*luxtom
dative
*luxtai
*luxtābom
*luxtābos
instrumental
*?
*luxtābim
*luxtābis
neuter
singular
dual
plural
nominative
*luxtom
*luxtou
*luxtā
vocative
*luxtom
*luxtou
*luxtā
accusative
*luxtom
*luxtou
*luxtā
genitive
*luxtī
*luxtous
*luxtom
dative
*luxtūi
*luxtobom
*luxtobos
instrumental
*luxtū
*luxtobim
*luxtobis
*ati-uɸo-luketi
Middle Welsh: adolwyn ( “ to beseech, ask, request ” )
*uɸor-luketi
Middle Welsh: gorllwyn ( “ to lie in wait, ambush ” )
*to-uɸor-luketi
^ 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 , page 459