| Prítomný (Present) "darken" | I | darken | |
| Prítomný priebehový (Present continuous) "darken" | I | am darkening | |
| Minulý (Simple past) "darken" | I | darkened | |
| Minulý priebehový (Past continuous) "darken" | I | was darkening | |
| Predrítomný čas (Present Perfect) "darken" | I | have darkened | |
| Predprítomný čas priebehový (Present Perfect Continuous) "darken" | I | have been darkening | |
| Predminulý (Past perfect) "darken" | I | had darkened | |
| Predminulý priebehový (Past perfect continuous) "darken" | I | had been darkening | |
| Budúce (Future) "darken" | I | will darken | |
| Budúce priebehový (Future continuous) "darken" | I | will be darkening | |
| Predbudúci (Future perfect) "darken" | I | will have darkened | |
| Predbudúci priebehový (Future perfect continuous) "darken" | I | will have been darkening |