Dutch verb conjugation

optreden

irregular
"to act, perform, to appear" — irregular Dutch verb

Indicative

PresentPast
1st sg.treed optrad op
2nd sg.treedt optrad op
3rd sg.treedt optrad op

Non-finite

Infinitive
optreden
Gerund
optreden
Past participle
opgetreden
Present participle
optredend
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Conjugation data from Kaikki.org (extracted from English Wiktionary), licensed CC BY-SA 4.0.