| I | clinch | 
|---|---|
| you | clinch | 
| he/she/it | clinches | 
| we | clinch | 
| you | clinch | 
| they | clinch | 
| I | clinched | 
|---|---|
| you | clinched | 
| he/she/it | clinched | 
| we | clinched | 
| you | clinched | 
| they | clinched | 
| I | have | clinched | 
|---|---|---|
| you | have | clinched | 
| he/she/it | has | clinched | 
| we | have | clinched | 
| you | have | clinched | 
| they | have | clinched | 
| I | had | clinched | 
|---|---|---|
| you | had | clinched | 
| he/she/it | had | clinched | 
| we | had | clinched | 
| you | had | clinched | 
| they | had | clinched | 
