| Present | Past | Future | |
|---|---|---|---|
| I | bump | bumped | will bump | 
| you | bump | bumped | will bump | 
| he/she | bumps | bumped | will bump | 
| we | bump | bumped | will bump | 
| you | bump | bumped | will bump | 
| they | bump | bumped | will bump | 
| I | bump | 
| you | bump | 
| he/she | bumps | 
| we | bump | 
| you | bump | 
| they | bump | 
| I | bumped | 
| you | bumped | 
| he/she | bumped | 
| we | bumped | 
| you | bumped | 
| they | bumped | 
| I | will bump | 
| you | will bump | 
| he/she | will bump | 
| we | will bump | 
| you | will bump | 
| they | will bump | 
| Present | Past | Future | |
|---|---|---|---|
| I | have bumped | had bumped | will have bumped | 
| you | have bumped | had bumped | will have bumped | 
| he/she | has bumped | had bumped | will have bumped | 
| we | have bumped | had bumped | will have bumped | 
| you | have bumped | had bumped | will have bumped | 
| they | have bumped | had bumped | will have bumped | 
| I | have bumped | 
| you | have bumped | 
| he/she | has bumped | 
| we | have bumped | 
| you | have bumped | 
| they | have bumped | 
| I | had bumped | 
| you | had bumped | 
| he/she | had bumped | 
| we | had bumped | 
| you | had bumped | 
| they | had bumped | 
| I | will have bumped | 
| you | will have bumped | 
| he/she | will have bumped | 
| we | will have bumped | 
| you | will have bumped | 
| they | will have bumped | 
| Imperative | |
|---|---|
| I | - | 
| you | bump | 
| he/she | - | 
| we | - | 
| you | bump | 
| they | - | 
| I | - | 
| you | bump | 
| he/she | - | 
| we | - | 
| you | bump | 
| they | - | 
| Present | Past | Future | |
|---|---|---|---|
| I | am bumping | was bumping | will be bumping | 
| you | are bumping | were bumping | will be bumping | 
| he/she | is bumping | was bumping | will be bumping | 
| we | are bumping | were bumping | will be bumping | 
| you | are bumping | were bumping | will be bumping | 
| they | are bumping | were bumping | will be bumping | 
| I | am bumping | 
| you | are bumping | 
| he/she | is bumping | 
| we | are bumping | 
| you | are bumping | 
| they | are bumping | 
| I | was bumping | 
| you | were bumping | 
| he/she | was bumping | 
| we | were bumping | 
| you | were bumping | 
| they | were bumping | 
| I | will be bumping | 
| you | will be bumping | 
| he/she | will be bumping | 
| we | will be bumping | 
| you | will be bumping | 
| they | will be bumping | 
| Present | Past | Future | |
|---|---|---|---|
| I | have been bumping | had been bumping | will have been bumping | 
| you | have been bumping | had been bumping | will have been bumping | 
| he/she | has been bumping | had been bumping | will have been bumping | 
| we | have been bumping | had been bumping | will have been bumping | 
| you | have been bumping | had been bumping | will have been bumping | 
| they | have been bumping | had been bumping | will have been bumping | 
| I | have been bumping | 
| you | have been bumping | 
| he/she | has been bumping | 
| we | have been bumping | 
| you | have been bumping | 
| they | have been bumping | 
| I | had been bumping | 
| you | had been bumping | 
| he/she | had been bumping | 
| we | had been bumping | 
| you | had been bumping | 
| they | had been bumping | 
| I | will have been bumping | 
| you | will have been bumping | 
| he/she | will have been bumping | 
| we | will have been bumping | 
| you | will have been bumping | 
| they | will have been bumping |