| 1. | Base Form (Infinitive): | Refer |
| 2. | Simple Past: | Referred |
| 3. | Past Participle: | Referred |
| 4. | Present Participle: | Referring |
| 5. | 3rd Person Singular: | Refers |

Refer past tense
| Referred |
| Referred is the past tense of the word refer. |
Refer past participle
| Referred |
| Referred is the past participle of the word refer. |
Refer verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Refer | Referred | Referred | Referring |
Conjugation of Refer
| Simple / Indefinite Present Tense |
| I refer. |
| He/She/It refers. |
| You/We/They refer. |
| Simple Past Tense |
| I referred. |
| He/She/It referred. |
| You/We/They referred. |
| Simple Future Tense |
| I will/shall refer. |
| He/She/It will refer. |
| You/We/They will/shall refer. |
| Present Continuous Tense |
| I am referring. |
| He/She/It is referring. |
| You/We/They are referring. |
| Past Continuous Tense |
| I was referring. |
| He/She/It was referring. |
| You/We/They were referring. |
| Future Continuous Tense |
| I will be referring. |
| He/She/It will be referring. |
| You/We/They will be referring. |
| Present Perfect Tense |
| I have referred. |
| He/She/It has referred. |
| You/We/They have referred. |
| Past Perfect Tense |
| I had referred. |
| He/She/It had referred. |
| You/We/They had referred. |
| Future Perfect Tense |
| I will have referred. |
| He/She/It will have referred. |
| You/We/They will have referred. |
| Present Perfect Continuous Tense |
| I have been referring. |
| He/She/It has been referring. |
| You/We/They have been referring. |
| Past Perfect Continuous Tense |
| I had been referring. |
| He/She/It had been referring. |
| You/We/They had been referring. |
| Future Perfect Continuous Tense |
| I will have been referring. |
| He/She/It will have been referring. |
| You/We/They will have been referring. |