warn
warns
warning
warned
Warn means to inform of possible danger or problems. Regular verb: warn-warned-warned.
Meanings
- To inform of danger
- To give notice of something
- To advise against
Common Collocations
warn against
warn about
warn of
fair warning
warning sign
Tip for Learners
Warn against + gerund: warn against trusting him. Warn of/about + noun: warn of danger.
Present Simple
| I | warn |
| you | warn |
| he/she/it | warns |
| we | warn |
| they | warn |
Examples - Present Simple
- I warn my children about danger.
- You warn me about risks.
- She warns her students.
- We warn customers.
- They warn the public.
Present Continuous
| I | am warning |
| you | are warning |
| he/she/it | is warning |
| we | are warning |
| they | are warning |
Examples - Present Continuous
- I am warning my children.
- You are warning me about risks.
- She is warning her students.
- We are warning customers.
- They are warning the public.
Present Perfect
| I | have warned |
| you | have warned |
| he/she/it | has warned |
| we | have warned |
| they | have warned |
Examples - Present Perfect
- I have warned my children.
- You have warned me about risks.
- She has warned her students.
- We have warned customers.
- They have warned the public.
Present Perfect Continuous
| I | have been warning |
| you | have been warning |
| he/she/it | has been warning |
| we | have been warning |
| they | have been warning |
Examples - Present Perfect Continuous
- I have been warning my children.
- You have been warning me about risks.
- She has been warning her students.
- We have been warning customers.
- They have been warning the public.
Past Simple
| I | warned |
| you | warned |
| he/she/it | warned |
| we | warned |
| they | warned |
Examples - Past Simple
- I warned my children.
- You warned me about risks.
- She warned her students.
- We warned customers.
- They warned the public.
Past Continuous
| I | was warning |
| you | were warning |
| he/she/it | was warning |
| we | were warning |
| they | were warning |
Examples - Past Continuous
- I was warning my children.
- You were warning me about risks.
- She was warning her students.
- We were warning customers.
- They were warning the public.
Past Perfect
| I | had warned |
| you | had warned |
| he/she/it | had warned |
| we | had warned |
| they | had warned |
Examples - Past Perfect
- I had warned my children.
- You had warned me about risks.
- She had warned her students.
- We had warned customers.
- They had warned the public.
Past Perfect Continuous
| I | had been warning |
| you | had been warning |
| he/she/it | had been warning |
| we | had been warning |
| they | had been warning |
Examples - Past Perfect Continuous
- I had been warning my children.
- You had been warning me about risks.
- He had been warning his students.
- We had been warning customers.
- They had been warning the public.
Future Simple
| I | will warn |
| you | will warn |
| he/she/it | will warn |
| we | will warn |
| they | will warn |
Examples - Future Simple
- I will warn my children.
- You will warn me about risks.
- She will warn her students.
- We will warn customers.
- They will warn the public.
Future Continuous
| I | will be warning |
| you | will be warning |
| he/she/it | will be warning |
| we | will be warning |
| they | will be warning |
Examples - Future Continuous
- I will be warning my children.
- You will be warning me about risks.
- He will be warning his students.
- We will be warning customers.
- They will be warning the public.
Future Perfect
| I | will have warned |
| you | will have warned |
| he/she/it | will have warned |
| we | will have warned |
| they | will have warned |
Examples - Future Perfect
- I will have warned my children.
- You will have warned me about risks.
- She will have warned her students.
- We will have warned customers.
- They will have warned the public.
Future Perfect Continuous
| I | will have been warning |
| you | will have been warning |
| he/she/it | will have been warning |
| we | will have been warning |
| they | will have been warning |
Examples - Future Perfect Continuous
- I will have been warning my children.
- You will have been warning me about risks.
- He will have been warning his students.
- We will have been warning customers.
- They will have been warning the public.