Conjugation of to crumble

All tenses of the English verb, with every person.

to crumble
To fall apart; to disintegrate.
regular verb
Infinitivecrumble
Past simplecrumbled
Past participlecrumbled
-ing formcrumbling
Full conjugation of the English verb to crumble (past simple crumbled, past participle crumbled): present simple and continuous, past simple and continuous, present perfect, past perfect, future, conditional, subjunctive and imperative, with all persons.

Indicative

Present simple

I crumble
you crumble
he/she/it crumbles
we crumble
you crumble
they crumble

Present continuous

I am crumbling
you are crumbling
he/she/it is crumbling
we are crumbling
you are crumbling
they are crumbling

Present perfect

I have crumbled
you have crumbled
he/she/it has crumbled
we have crumbled
you have crumbled
they have crumbled

Present perfect continuous

I have been crumbling
you have been crumbling
he/she/it has been crumbling
we have been crumbling
you have been crumbling
they have been crumbling

Past simple

I crumbled
you crumbled
he/she/it crumbled
we crumbled
you crumbled
they crumbled

Past continuous

I was crumbling
you were crumbling
he/she/it was crumbling
we were crumbling
you were crumbling
they were crumbling

Past perfect

I had crumbled
you had crumbled
he/she/it had crumbled
we had crumbled
you had crumbled
they had crumbled

Past perfect continuous

I had been crumbling
you had been crumbling
he/she/it had been crumbling
we had been crumbling
you had been crumbling
they had been crumbling

Future simple

I will crumble
you will crumble
he/she/it will crumble
we will crumble
you will crumble
they will crumble

Future continuous

I will be crumbling
you will be crumbling
he/she/it will be crumbling
we will be crumbling
you will be crumbling
they will be crumbling

Future perfect

I will have crumbled
you will have crumbled
he/she/it will have crumbled
we will have crumbled
you will have crumbled
they will have crumbled

Future perfect continuous

I will have been crumbling
you will have been crumbling
he/she/it will have been crumbling
we will have been crumbling
you will have been crumbling
they will have been crumbling

Conditional

Present

I would crumble
you would crumble
he/she/it would crumble
we would crumble
you would crumble
they would crumble

Present continuous

I would be crumbling
you would be crumbling
he/she/it would be crumbling
we would be crumbling
you would be crumbling
they would be crumbling

Perfect

I would have crumbled
you would have crumbled
he/she/it would have crumbled
we would have crumbled
you would have crumbled
they would have crumbled

Perfect continuous

I would have been crumbling
you would have been crumbling
he/she/it would have been crumbling
we would have been crumbling
you would have been crumbling
they would have been crumbling

Subjunctive

Present

that I crumble
that you crumble
that he/she/it crumble
that we crumble
that you crumble
that they crumble

Past

if I crumbled
if you crumbled
if he/she/it crumbled
if we crumbled
if you crumbled
if they crumbled

Imperative

Affirmative

you crumble
we let's crumble

Negative

you don't crumble
we let's not crumble

Non-finite forms

Infinitive

to crumble

Perfect infinitive

to have crumbled

Present participle / gerund

crumbling

Past participle

crumbled

Conjugations: Wiktionary (via kaikki.org), adapted, licensed under CC BY-SA 4.0.