English verb conjugation
TO STUMBLE
Regular verb: stumble - stumbled - stumbled
Present | Present continuous | Preterite | Preterite continuous |
| I stumble you stumble he stumbles we stumble you stumble they stumble | I'm stumbling you're stumbling he's stumbling we're stumbling you're stumbling they're stumbling | I stumbled you stumbled he stumbled we stumbled you stumbled they stumbled | I was stumbling you were stumbling he was stumbling we were stumbling you were stumbling they were stumbling |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| I've stumbled you've stumbled he's stumbled we've stumbled you've stumbled they've stumbled | I've been stumbling you've been stumbling he's been stumbling we've been stumbling you've been stumbling they've been stumbling | I'd stumbled you'd stumbled he'd stumbled we'd stumbled you'd stumbled they'd stumbled | I'd been stumbling you'd been stumbling he'd been stumbling we'd been stumbling you'd been stumbling they'd been stumbling |
Future | Future continuous | Future perfect | Future perfect continuous |
| I'll stumble you'll stumble he'll stumble we'll stumble you'll stumble they'll stumble | I'll be stumbling you'll be stumbling he'll be stumbling we'll be stumbling you'll be stumbling they'll be stumbling | I'll have stumbled you'll have stumbled he'll have stumbled we'll have stumbled you'll have stumbled they'll have stumbled | I'll have been stumbling you'll have been stumbling he'll have been stumbling we'll have been stumbling you'll have been stumbling they'll have been stumbling |
Present | Present continuous | Past | Past continuous |
| I'd stumble you'd stumble he'd stumble we'd stumble you'd stumble they'd stumble | I'd be stumbling you'd be stumbling he'd be stumbling we'd be stumbling you'd be stumbling they'd be stumbling | I'd have stumbled you'd have stumbled he'd have stumbled we'd have stumbled you'd have stumbled they'd have stumbled | I'd have been stumbling you'd have been stumbling he'd have been stumbling we'd have been stumbling you'd have been stumbling they'd have been stumbling |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to stumble | stumble Let's stumble stumble |
Present | Past | ||
| stumbling | stumbled |