The verb to sleep · Conjugation
Past Simple of sleep
The answer: slept
A2
A finished action at a definite time in the past.
Quick answer
The Past Simple of the verb to sleep is slept.
Example: I slept very well last night.
Full conjugation in the Past Simple
| Pronoun | Form |
|---|---|
| I | slept |
| You | slept |
| He / She / It | slept |
| We | slept |
| You (pl.) | slept |
| They | slept |
Common mistakes to avoid
1. Sleeped ❌
Sleep is an irregular verb. Its Past Simple is slept, never sleeped.
2. Sleept ❌
Sleep has two e's, but slept has only one. The same goes for keep → kept and feel → felt.
3. Sleep vs go to bed
Sleep = to be asleep (the state). Go to bed = to get into bed (the action). I went to bed at 11, but I didn't sleep until 1.
Practice quiz
Going further
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Frequently asked questions
What is the past tense of sleep?+
The Past Simple of sleep is slept. The past participle is also slept (the same). Sleep → slept → slept.
Is sleeped correct?+
No. Sleep is irregular. Its Past Simple is slept (with only one e), never sleeped. The same goes for keep → kept and feel → felt.
How do you say you slept well last night?+
For last night, use the Past Simple: I slept well. With the Present Perfect, you can say I haven't slept well this week. And I slept like a baby means I slept very well.
Sleep or go to bed: what is the difference?+
Sleep = to be asleep (a state). Go to bed = to get into your bed (an action). I go to bed at 10, then I sleep until 6.
What does I slept in mean?+
Sleep in means to sleep later than usual in the morning. I slept in on Sunday means I got up late on Sunday.
Related pages: sleep Past Simple
Pages on a similar topic or with a similar use, so you can keep exploring.
Updated on 12 November 2026 by the Big Challenge teaching team. Every year, more than 500,000 students across Europe take part in our English contest, created in 1999. Our teaching approach →
The Big Challenge · Updated on 12 November 2026 · Source: www.thebigchallenge.com/bl/academy/learn-english/verbs/sleep/past-simple
© The Big Challenge. Copying allowed for classroom use. Every year, more than 500,000 students across Europe take part in our English contest, created in 1999.
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More forms of the verb to sleep are coming soon.