| Present "bump" | I | bump | |
| Present Continuous "bump" | I | am bumping | |
| Simple past "bump" | I | bumped | |
| Past Continuous "bump" | I | was bumping | |
| Present perfect "bump" | I | have bumped | |
| Present perfect continuous "bump" | I | have been bumping | |
| Past perfect "bump" | I | had bumped | |
| Past perfect continuous "bump" | I | had been bumping | |
| Future "bump" | I | will bump | |
| Future continuous "bump" | I | will be bumping | |
| Future perfect "bump" | I | will have bumped | |
| Future perfect continuous "bump" | I | will have been bumping |