English verb conjugation
TO TIGHTEN
Regular verb: tighten - tightened - tightened
Present | Present continuous | Preterite | Preterite continuous |
| I tighten you tighten he tightens we tighten you tighten they tighten | I'm tightening you're tightening he's tightening we're tightening you're tightening they're tightening | I tightened you tightened he tightened we tightened you tightened they tightened | I was tightening you were tightening he was tightening we were tightening you were tightening they were tightening |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've tightened you've tightened he's tightened we've tightened you've tightened they've tightened | I've been tightening you've been tightening he's been tightening we've been tightening you've been tightening they've been tightening | I'd tightened you'd tightened he'd tightened we'd tightened you'd tightened they'd tightened | I'd been tightening you'd been tightening he'd been tightening we'd been tightening you'd been tightening they'd been tightening |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll tighten you'll tighten he'll tighten we'll tighten you'll tighten they'll tighten | I'll be tightening you'll be tightening he'll be tightening we'll be tightening you'll be tightening they'll be tightening | I'll have tightened you'll have tightened he'll have tightened we'll have tightened you'll have tightened they'll have tightened | I'll have been tightening you'll have been tightening he'll have been tightening we'll have been tightening you'll have been tightening they'll have been tightening |
Present | Present continuous | Past | Past continuous |
| I'd tighten you'd tighten he'd tighten we'd tighten you'd tighten they'd tighten | I'd be tightening you'd be tightening he'd be tightening we'd be tightening you'd be tightening they'd be tightening | I'd have tightened you'd have tightened he'd have tightened we'd have tightened you'd have tightened they'd have tightened | I'd have been tightening you'd have been tightening he'd have been tightening we'd have been tightening you'd have been tightening they'd have been tightening |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to tighten | tighten Let's tighten tighten |
Present | Past | ||
| tightening | tightened |