| Present "contend" | I | contend | |
| Present Continuous "contend" | I | am contending | |
| Simple past "contend" | I | contended | |
| Past Continuous "contend" | I | was contending | |
| Present perfect "contend" | I | have contended | |
| Present perfect continuous "contend" | I | have been contending | |
| Past perfect "contend" | I | had contended | |
| Past perfect continuous "contend" | I | had been contending | |
| Future "contend" | I | will contend | |
| Future continuous "contend" | I | will be contending | |
| Future perfect "contend" | I | will have contended | |
| Future perfect continuous "contend" | I | will have been contending |