The Open Full-Form Lexicon of English
underperform - verb
transitive; intransitive
| Infinitive | underperform |
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| 3rd person singular | underperforms |
| Past | underperformed |
| Past Participle | underperformed |
| Present Participle | underperforming |
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OFFLE The Open Full-Form Lexicon of English |
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underperform - verbtransitive; intransitive
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