*SET-U

English word origin

Etymology of crook

From Middle English croke, crok, from Old English *crōc (“hook, bend, crook”), from Proto-West Germanic *krōk, from Proto-Germanic *krōkaz (“bend, hook”), from Proto-Indo-European *greg- (“tracery, basket, bend”). Cognat

3 source sectionsExtended source reportWiktionary original ↗
In this entry · 3 source sections

The source etymologies

Wiktionary via Kaikki / Wiktextract

The source reports below are imported and unreviewed by *SET-U. Separate numbered origins and differing source variants are preserved; agreement within this extraction is not independent corroboration.

Source etymology 1

Original entry ↗
noun

A bend; turn; curve; curvature; a flexure. · A bending of the knee; a genuflection. · A bent or curved part; a curving piece or portion (of anything). · A person who steals, lies, cheats, or does other dishonest or illegal things; a criminal; a scoundrel, scofflaw, lawbreaker, rogue, or miscreant.

Selected source glosses provide context, not a complete modern definition inventory

From Middle English croke, crok, from Old English *crōc (“hook, bend, crook”), from Proto-West Germanic *krōk, from Proto-Germanic *krōkaz (“bend, hook”), from Proto-Indo-European *greg- (“tracery, basket, bend”). Cognate with Dutch kreuk (“a bend, fold, wrinkle”), Middle Low German kroke, krake (“fold, wrinkle”), Danish krog (“crook, hook”), Swedish krok (“crook, hook”), Icelandic krókur (“hook”). Compare typologically Czech křivák (< křivý < Proto-Slavic *krivъ, whence also *krivьda).

Relationships mentioned by the source

These are extracted mentions, not a timeline or a verified sequence of immediate parents.

  • Inherited-form mentioncrokeenm
  • Inherited-form mention*crōcang · hook, bend, crook
  • Inherited-form mention*krōkgmw-pro
  • Inherited-form mention*krōkazgem-pro
  • Derivation mention*greg-ine-pro
  • Cognate mentionkreuknl
  • Cognate mentionkrokegml
  • Cognate mentionkrogda
  • Cognate mentionkroksv
  • Cognate mentionkrókuris

This page abbreviates 7 auxiliary source items. The etymology narrative is not shortened. Omission counts are available in the audit fields below; consult the original for complete auxiliary material.

Inspect preserved source fields

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

{
  "templates": [
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "enm",
        "3": "croke"
      },
      "expansion": "Middle English croke"
    },
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "ang",
        "3": "*crōc",
        "t": "hook, bend, crook"
      },
      "expansion": "Old English *crōc (“hook, bend, crook”)"
    },
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "gmw-pro",
        "3": "*krōk"
      },
      "expansion": "Proto-West Germanic *krōk"
    },
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "gem-pro",
        "3": "*krōkaz",
        "4": "",
        "5": "bend, hook"
      },
      "expansion": "Proto-Germanic *krōkaz (“bend, hook”)"
    },
    {
      "name": "der",
      "args": {
        "1": "en",
        "2": "ine-pro",
        "3": "*greg-",
        "4": "",
        "5": "tracery, basket, bend"
      },
      "expansion": "Proto-Indo-European *greg- (“tracery, basket, bend”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "nl",
        "2": "kreuk",
        "3": "",
        "4": "a bend, fold, wrinkle"
      },
      "expansion": "Dutch kreuk (“a bend, fold, wrinkle”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "gml",
        "2": "kroke"
      },
      "expansion": "Middle Low German kroke"
    },
    {
      "name": "cog",
      "args": {
        "1": "da",
        "2": "krog",
        "3": "",
        "4": "crook, hook"
      },
      "expansion": "Danish krog (“crook, hook”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "sv",
        "2": "krok",
        "3": "",
        "4": "crook, hook"
      },
      "expansion": "Swedish krok (“crook, hook”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "is",
        "2": "krókur",
        "3": "",
        "4": "hook"
      },
      "expansion": "Icelandic krókur (“hook”)"
    },
    {
      "name": "m+",
      "args": {
        "1": "cs",
        "2": "křivák"
      },
      "expansion": "Czech křivák"
    },
    {
      "name": "m+",
      "args": {
        "1": "sla-pro",
        "2": "*krivъ"
      },
      "expansion": "Proto-Slavic *krivъ"
    }
  ],
  "links": [
    [
      "croke",
      "croke#Middle_English"
    ],
    [
      "crok",
      "crok#Middle_English"
    ],
    [
      "*crōc",
      "Reconstruction:Old English/croc"
    ],
    [
      "*krōk",
      "Reconstruction:Proto-West Germanic/krōk"
    ],
    [
      "*krōkaz",
      "Reconstruction:Proto-Germanic/krōkaz"
    ],
    [
      "*greg-",
      "Reconstruction:Proto-Indo-European/greg-"
    ],
    [
      "kreuk",
      "kreuk#Dutch"
    ],
    [
      "kroke",
      "kroke#Middle_Low_German"
    ],
    [
      "krake",
      "krake#Middle_Low_German"
    ],
    [
      "krog",
      "krog#Danish"
    ],
    [
      "krok",
      "krok#Swedish"
    ],
    [
      "krókur",
      "krókur#Icelandic"
    ],
    [
      "křivák",
      "křivák#Czech"
    ],
    [
      "křivý",
      "křivý#Czech"
    ],
    [
      "*krivъ",
      "Reconstruction:Proto-Slavic/krivъ"
    ],
    [
      "*krivьda",
      "Reconstruction:Proto-Slavic/krivьda"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "noun",
      "glosses": [
        "A bend; turn; curve; curvature; a flexure.",
        "A bending of the knee; a genuflection.",
        "A bent or curved part; a curving piece or portion (of anything).",
        "A person who steals, lies, cheats, or does other dishonest or illegal things; a criminal; a scoundrel, scofflaw, lawbreaker, rogue, or miscreant."
      ],
      "tags": [],
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      "sourceRecordOrdinal": 148690
    }
  ],
  "omittedAuxiliaryFields": {
    "templates": 0,
    "links": 0,
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    "descendants": 0,
    "lexicalRecords": 0,
    "lexicalSenses": 7,
    "glosses": 0
  }
}

Source etymology 2

Original entry ↗
verb

To bend, or form into a hook. · To become bent or hooked. · To turn from the path of rectitude; to pervert; to misapply; to twist.

Selected source glosses provide context, not a complete modern definition inventory

From Middle English crooken, croken, crokien, from Old English *crōcian, from Proto-West Germanic *krōkōn (“to bend, wrinkle”), from the noun (see above). Cognate with Dutch kreuken (“to crease, rumple”), German Low German kröken (“to bend, offend, suppress”).

Relationships mentioned by the source

These are extracted mentions, not a timeline or a verified sequence of immediate parents.

  • Inherited-form mentioncrookenenm
  • Inherited-form mention*crōcianang
  • Inherited-form mention*krōkōngmw-pro · to bend, wrinkle
  • Cognate mentionkreukennl · to crease, rumple
Inspect preserved source fields

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

{
  "templates": [
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "enm",
        "3": "crooken"
      },
      "expansion": "Middle English crooken"
    },
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "ang",
        "3": "*crōcian"
      },
      "expansion": "Old English *crōcian"
    },
    {
      "name": "inh",
      "args": {
        "1": "en",
        "2": "gmw-pro",
        "3": "*krōkōn",
        "t": "to bend, wrinkle"
      },
      "expansion": "Proto-West Germanic *krōkōn (“to bend, wrinkle”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "nl",
        "2": "kreuken",
        "t": "to crease, rumple"
      },
      "expansion": "Dutch kreuken (“to crease, rumple”)"
    },
    {
      "name": "cog",
      "args": {
        "1": "nds-de",
        "2": "kröken",
        "t": "to bend, offend, suppress"
      },
      "expansion": "German Low German kröken (“to bend, offend, suppress”)"
    }
  ],
  "links": [
    [
      "crooken",
      "crooken#Middle_English"
    ],
    [
      "croken",
      "croken#Middle_English"
    ],
    [
      "crokien",
      "crokien#Middle_English"
    ],
    [
      "*crōcian",
      "Reconstruction:Old English/crocian"
    ],
    [
      "*krōkōn",
      "Reconstruction:Proto-West Germanic/krōkōn"
    ],
    [
      "kreuken",
      "kreuken#Dutch"
    ],
    [
      "kröken",
      "kröken#Low_German"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "verb",
      "glosses": [
        "To bend, or form into a hook.",
        "To become bent or hooked.",
        "To turn from the path of rectitude; to pervert; to misapply; to twist."
      ],
      "tags": [
        "transitive",
        "intransitive"
      ],
      "recordId": "65a7933ece562cc0d816afb9284794e7e60ca5ead9d1f46a069ce10dae406abb",
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  "omittedAuxiliaryFields": {
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    "lexicalRecords": 0,
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  }
}

Source etymology 3

Original entry ↗
adj

Bad, unsatisfactory, not up to standard. · Ill, sick. · Annoyed, angry; upset.

Selected source glosses provide context, not a complete modern definition inventory

From crooked (“dishonestly come by”).

Inspect preserved source fields

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

{
  "templates": [],
  "links": [
    [
      "crooked",
      "crooked#English"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "adj",
      "glosses": [
        "Bad, unsatisfactory, not up to standard.",
        "Ill, sick.",
        "Annoyed, angry; upset."
      ],
      "tags": [
        "Australia",
        "New-Zealand",
        "slang"
      ],
      "recordId": "9c0a646befd78b89010e644e422038ff297c34ae6a5e1b5a97604c287f201e10",
      "rawRecordSha256": "1562d6b00d87ea85f6f62a82515837247c008eba73874392a902ca74919fc1d0",
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  "omittedAuxiliaryFields": {
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    "descendants": 0,
    "lexicalRecords": 0,
    "lexicalSenses": 0,
    "glosses": 0
  }
}

Where this record stops

This page does not supply an independently verified sound-change sequence, first-use manuscript or complete family tree unless a cited analysis explicitly establishes one. Missing detail here is a limit of this record—not a claim that humanity knows nothing more.

An older meaning does not determine what a word must mean today. Follow the sources, preserve disagreements, and keep ancestry separate from interpretation.

Contribute located evidence for crook →

Source and snapshot

Imported from Wiktionary contributors; extracted by Tatu Ylonen / Wiktextract / Kaikki.org. Selected fields are reformatted and grouped; wording, source identity and etymology sections are retained. CC-BY-SA-4.0 applies to the imported source material.

Dump: 2026-10-01 · Extracted: 2026-10-30. These are snapshot dates, not the word’s first attestation or the page’s revision date.

Source entry and bibliography ↗Wiktionary revision history ↗Acquisition and rights ledger
Machine-source provenance
Source SHA-256
5ff2c072f8099f2d2ce484bd6957bf179f046d2ad37bc36555edf8bb84cb5291
Import run
73216b9a9b78ed3830994bf853103716f5a4dc57099e371e9f8fdc468facca26
Permanent entry ID
w-Y3Jvb2s