# deep

> English word · Adjective · IPA /diːp/ · frequency rank #945

## Definitions
1. Extending, reaching or positioned far from a point of reference, especially downwards.
2. Extending, reaching or positioned far from a point of reference, especially downwards.
3. Extending, reaching or positioned far from a point of reference, especially downwards.
4. Extending, reaching or positioned far from a point of reference, especially downwards.
5. Extending, reaching or positioned far from a point of reference, especially downwards.
6. Extending, reaching or positioned far from a point of reference, especially downwards.
7. Extending, reaching or positioned far from a point of reference, especially downwards.
8. Extending, reaching or positioned far from a point of reference, especially downwards.
9. Extending, reaching or positioned far from a point of reference, especially downwards.
10. Extending, reaching or positioned far from a point of reference, especially downwards.
11. Complex, involved.
12. Complex, involved.
13. Complex, involved.
14. Complex, involved.
15. Complex, involved.
16. Low in pitch.
17. Highly saturated; rich.
18. Sound, heavy (describing a state of sleep from which one is not easily awoken).
19. Muddy; boggy; sandy; said of roads.
20. Distant in the past, ancient.

## Etymology
From Middle English depe, deep, dep, deop, from Old English dēop (“deep, profound; awful, mysterious; heinous; serious, solemn, earnest; extreme, great”), from Proto-West Germanic *deup, from Proto-Germanic *deupaz (“deep”), from Proto-Indo-European *dʰewbʰ-nós, from *dʰewbʰ- (“deep”).
Cognates
Cognate with Scots depe (“deep”), North Frisian diip, jip (“deep”), Saterland Frisian djoop (“deep”), West Frisian djip (“deep”), Alemannic German tüüf (“deep”), Central Franconian deef, deep (“deep”), Dutch diep (“deep”), German tief (“deep”), Luxembourgish déif (“deep”), Mòcheno tiaf (“deep”), Vilamovian tif, tīf, tiif (“deep”), Yiddish טיף (tif, “deep”), Danish dyb (“deep”), Faroese, Icelandic djúpur (“deep”), Norwegian Bokmål djup, dyp (“deep”), Norwegian Nynorsk, Swedish djup (“deep”), Scanian djyber (“deep”), Gothic 𐌳𐌹𐌿𐍀𐍃 (diups, “deep”), Lithuanian dubùs (“deep, hollow”), Albanian det (“sea”), Welsh dwfn (“deep”).

## Easily confused with
- **DP** (https://plainspell.com/en/vs/deep-vs-dp)
- **due** (https://plainspell.com/en/vs/deep-vs-due)
- **die** (https://plainspell.com/en/vs/deep-vs-die)
- **del** (https://plainspell.com/en/vs/deep-vs-del)
- **Des** (https://plainspell.com/en/vs/deep-vs-des)
- **der** (https://plainspell.com/en/vs/deep-vs-der)
- **dip** (https://plainspell.com/en/vs/deep-vs-dip)
- **den** (https://plainspell.com/en/vs/deep-vs-den)
- **def** (https://plainspell.com/en/vs/deep-vs-def)
- **dem** (https://plainspell.com/en/vs/deep-vs-dem)
- **doe** (https://plainspell.com/en/vs/deep-vs-doe)
- **dye** (https://plainspell.com/en/vs/deep-vs-dye)
- **dev** (https://plainspell.com/en/vs/deep-vs-dev)
- **dew** (https://plainspell.com/en/vs/deep-vs-dew)
- **Dre** (https://plainspell.com/en/vs/deep-vs-dre)
- **DEI** (https://plainspell.com/en/vs/deep-vs-dei)
- **dex** (https://plainspell.com/en/vs/deep-vs-dex)
- **dey** (https://plainspell.com/en/vs/deep-vs-dey)
- **dup** (https://plainspell.com/en/vs/deep-vs-dup)
- **deo** (https://plainspell.com/en/vs/deep-vs-deo)

## Common misspellings (4)
`ddeep`, `deepp`, `depe`, `edep`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/deep