| Present "besiege" | I | besiege | |
| Present Continuous "besiege" | I | am besieging | |
| Simple past "besiege" | I | besieged | |
| Past Continuous "besiege" | I | was besieging | |
| Present perfect "besiege" | I | have besieged | |
| Present perfect continuous "besiege" | I | have been besieging | |
| Past perfect "besiege" | I | had besieged | |
| Past perfect continuous "besiege" | I | had been besieging | |
| Future "besiege" | I | will besiege | |
| Future continuous "besiege" | I | will be besieging | |
| Future perfect "besiege" | I | will have besieged | |
| Future perfect continuous "besiege" | I | will have been besieging |