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Other forms to alter ? | do not alter | male gender | remove contraction
Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation TO ALTER

Regular verb: alter - altered - altered

Indicative

Present
I alter
you alter
she alters
we alter
you alter
they alter
Present continuous
I'm altering
you're altering
she's altering
we're altering
you're altering
they're altering
Preterite
I altered
you altered
she altered
we altered
you altered
they altered
Preterite continuous
I was altering
you were altering
she was altering
we were altering
you were altering
they were altering
Present perfect
I've altered
you've altered
she's altered
we've altered
you've altered
they've altered
Present perfect continuous
I've been altering
you've been altering
she's been altering
we've been altering
you've been altering
they've been altering
Pluperfect
I'd altered
you'd altered
she'd altered
we'd altered
you'd altered
they'd altered
Pluperfect continuous
I'd been altering
you'd been altering
she'd been altering
we'd been altering
you'd been altering
they'd been altering
Future
I'll alter
you'll alter
she'll alter
we'll alter
you'll alter
they'll alter
Future continuous
I'll be altering
you'll be altering
she'll be altering
we'll be altering
you'll be altering
they'll be altering
Future perfect
I'll have altered
you'll have altered
she'll have altered
we'll have altered
you'll have altered
they'll have altered
Future perfect continuous
I'll have been altering
you'll have been altering
she'll have been altering
we'll have been altering
you'll have been altering
they'll have been altering

Conditional

Present
I'd alter
you'd alter
she'd alter
we'd alter
you'd alter
they'd alter
Present continuous
I'd be altering
you'd be altering
she'd be altering
we'd be altering
you'd be altering
they'd be altering
Past
I'd have altered
you'd have altered
she'd have altered
we'd have altered
you'd have altered
they'd have altered
Past continuous
I'd have been altering
you'd have been altering
she'd have been altering
we'd have been altering
you'd have been altering
they'd have been altering

Imperative

Imperative
alter
Let's alter
alter
 
 
 

Infinitive

Infinitive
to alter
 
 
 

Participle

Present
altering
Past
altered