warn
Simple present
| I | warn |
| you | warn |
| he, she, it | warns |
| we | warn |
| you | warn |
| they | warn |
Simple past
| I | warned |
| you | warned |
| he, she, it | warned |
| we | warned |
| you | warned |
| they | warned |
Future
| I | will/shall warn |
| you | will/shall warn |
| he, she, it | will/shall warn |
| we | will/shall warn |
| you | will/shall warn |
| they | will/shall warn |
Present continuous
| I | am warning |
| you | are warning |
| he, she, it | is warning |
| we | are warning |
| you | are warning |
| they | are warning |
Past continuous
| I | was warning |
| you | were warning |
| he, she, it | was warning |
| we | were warning |
| you | were warning |
| they | were warning |
Conditional
| I | would/should warn |
| you | would/should warn |
| he, she, it | would/should warn |
| we | would/should warn |
| you | would/should warn |
| they | would/should warn |
Present perfect
| I | have warned |
| you | have warned |
| he, she, it | has warned |
| we | have warned |
| you | have warned |
| they | have warned |
Past perfect
| I | had warned |
| you | had warned |
| he, she, it | had warned |
| we | had warned |
| you | had warned |
| they | had warned |
Conditional perfect
| I | would/should have warned |
| you | would/should have warned |
| he, she, it | would/should have warned |
| we | would/should have warned |
| you | would/should have warned |
| they | would/should have warned |
Present perfect continuous
| I | have been warning |
| you | have been warning |
| he, she, it | has been warning |
| we | have been warning |
| you | have been warning |
| they | have been warning |
Past perfect continuous
| I | had been warning |
| you | had been warning |
| he, she, it | had been warning |
| we | had been warning |
| you | had been warning |
| they | had been warning |
Infinitive
| to warn |
Present participle
| warning |
Past participle
| warned |
Partilhar
Como referenciar 
warn – no Dicionário infopédia de Verbos Ingleses [em linha]. Porto Editora. Disponível em https://www.infopedia.ptdicionarios/verbos-ingleses/warn [visualizado em 2026-06-29 18:17:50].