know

to understand, to be aware

English Irregular

The English verb "know" means "to understand, to be aware" in English. It is an irregular verb. Below you'll find the complete conjugation tables for "know" across all 5 tenses.

How to Conjugate "know" in the Present Tense

Simple Present Actions happening now or regularly
Person English Conjugation
I I know
you you (singular) know
he/she/it he/she/it knows
we we know
you you (plural) know
they they know
He knows how to swim.
Él sabe cómo nadar.

How to Conjugate "know" in the Past Tense

Simple Past Actions that happened in the past
Person English Conjugation
I I knew
you you (singular) knew
he/she/it he/she/it knew
we we knew
you you (plural) knew
they they knew
She knew the way home.
Ella sabía el camino a casa.

Want to actually remember these?

VerbPal drills "know" in real English sentences using spaced repetition.

Try VerbPal Free

How to Conjugate "know" in the Future Tense

Simple Future Actions that will happen
Person English Conjugation
I I will know
you you (singular) will know
he/she/it he/she/it will know
we we will know
you you (plural) will know
they they will know
She will know what to do.
Ella sabrá qué hacer.

How to Conjugate "know" in the Present (-ing) Tense

Present Continuous Actions happening right now
Person English Conjugation
I I am knowing
you you (singular) are knowing
he/she/it he/she/it is knowing
we we are knowing
you you (plural) are knowing
they they are knowing
She is knowing the answer today.
Ella está sabiendo la respuesta hoy.

How to Conjugate "know" in the Have done Tense

Present Perfect Actions completed with present relevance
Person English Conjugation
I I have known
you you (singular) have known
he/she/it he/she/it has known
we we have known
you you (plural) have known
they they have known
She has known about this plan.
Она знала об этом плане.

Frequently Asked Questions About "know"

Is "know" regular or irregular in English?
"Know" is an irregular English verb, meaning its conjugation does not follow standard patterns and must be memorized individually.
What does "know" mean in English?
The English verb "know" means "to understand, to be aware" in English.
How do you conjugate "know" in the present tense?
In the present tense (Simple Present): I → know, you → know, he/she/it → knows, we → know, you → know, they → know.
How many tenses does "know" have in English?
"Know" is conjugated across 5 tenses in English: Present, Past, Future, Present (-ing), Have done.

Master English verbs for real

Stop memorizing tables. Start speaking with confidence.

Try VerbPal Free

7-day free trial. Cancel anytime.