| 1. | Base Form (Infinitive): | Retard |
| 2. | Simple Past: | Retarded |
| 3. | Past Participle: | Retarded |
| 4. | Present Participle: | Retarding |
| 5. | 3rd Person Singular: | Retards |

Retard past tense
| Retarded |
| Retarded is the past tense of the word retard. |
Retard past participle
| Retarded |
| Retarded is the past participle of the word retard. |
Retard verb forms V1 V2 V3 V4
| Infinitive | Past Simple | Past Participle | Present Participle |
|---|---|---|---|
| Retard | Retarded | Retarded | Retarding |
Conjugation of Retard
| Simple / Indefinite Present Tense |
| I retard. |
| He/She/It retards. |
| You/We/They retard. |
| Simple Past Tense |
| I retarded. |
| He/She/It retarded. |
| You/We/They retarded. |
| Simple Future Tense |
| I will/shall retard. |
| He/She/It will retard. |
| You/We/They will/shall retard. |
| Present Continuous Tense |
| I am retarding. |
| He/She/It is retarding. |
| You/We/They are retarding. |
| Past Continuous Tense |
| I was retarding. |
| He/She/It was retarding. |
| You/We/They were retarding. |
| Future Continuous Tense |
| I will be retarding. |
| He/She/It will be retarding. |
| You/We/They will be retarding. |
| Present Perfect Tense |
| I have retarded. |
| He/She/It has retarded. |
| You/We/They have retarded. |
| Past Perfect Tense |
| I had retarded. |
| He/She/It had retarded. |
| You/We/They had retarded. |
| Future Perfect Tense |
| I will have retarded. |
| He/She/It will have retarded. |
| You/We/They will have retarded. |
| Present Perfect Continuous Tense |
| I have been retarding. |
| He/She/It has been retarding. |
| You/We/They have been retarding. |
| Past Perfect Continuous Tense |
| I had been retarding. |
| He/She/It had been retarding. |
| You/We/They had been retarding. |
| Future Perfect Continuous Tense |
| I will have been retarding. |
| He/She/It will have been retarding. |
| You/We/They will have been retarding. |
More verb past tense