*SET-U

English word origin

Etymology of felon

The adjective is derived from Middle English feloun, felun (“base, wicked; hostile; of an animal: dangerous; of words: angry, harsh, slanderous; of things: dangerous, deadly; false, fraudulent; unlucky”) [and other forms

2 source sectionsExtended source reportWiktionary original ↗
In this entry · 2 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 person who has committed a felony (“a serious criminal offence”); specifically, one who has been tried and convicted of such a crime. · An evil or wicked person. · A predatory animal regarded as cruel or wicked.

adj

Of a person or animal, their actions, thoughts, etc.: brutal, cruel, harsh, heartless; also, evil, wicked. · Of a place: harsh, savage, wild; of a thing: deadly; harmful. · Obtained through a felony; stolen.

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

The adjective is derived from Middle English feloun, felun (“base, wicked; hostile; of an animal: dangerous; of words: angry, harsh, slanderous; of things: dangerous, deadly; false, fraudulent; unlucky”) [and other forms], from Old French felon (“bad, evil, immoral”) (compare fel (“evil; despicable, vile”)), from Early Medieval Latin fellōnem; further etymology uncertain. Doublet of fell (“of a strong and cruel nature; fierce; grim; ruthless, savage”). Etymology 1, adjective sense 3 (“obtained through a felony”) is derived from the noun. The noun is derived from Middle English feloun, felun (“criminal, specifically one who has committed a felony, felon; cruel, hostile, violent, etc., person; deceiver; evildoer, monster, sinner; traitor; bold or fierce warrior; deceit, falseness; wickedness, wrongdoing; treachery”) [and other forms], from feloun, felun (adjective): see above. Cognates * Catalan felló (adjective) * French félon (adjective, noun) * Italian fellone (adjective, noun) * Occitan felon, felhon, fellon (adjective) * Spanish felón (adjective, noun)

Relationships mentioned by the source

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

  • Inherited-form mentionfelounenm
  • Derivation mentionfelonfro · bad, evil, immoral
  • Doublet mentionfellen · of a strong and cruel nature; fierce; grim; ruthless, savage
  • Cognate mentionfellóca
  • Cognate mentionfélonfr
  • Cognate mentionfelloneit
  • Cognate mentionfelonoc
  • Cognate mentionfelónes
Inspect preserved source fields

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

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        "2": "wicked"
      },
      "expansion": ""
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    },
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    },
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    },
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      },
      "expansion": "Etymology 1, adjective sense 3"
    },
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      },
      "expansion": "Occitan felon"
    },
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      "name": "cog",
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        "pos": "adjective, noun"
      },
      "expansion": "Spanish felón (adjective, noun)"
    }
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      "felon#Old_French"
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      "fel#Old_French"
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      "felon",
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      "felhon",
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    ],
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      "felón",
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Source etymology 2

Original entry ↗
noun

A small infected sore; an abscess, a boil. · A whitlow (“infection near or under a fingernail or toenail”).

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

From Middle English feloun, felone (“type of carbuncle or sore with pus; swelling on a hawk’s body”), possibly from Old French *felon, from Latin fel (“bile, gall; bitterness; poison; venom”): see etymology 1.

Relationships mentioned by the source

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

  • Inherited-form mentionfelounenm
  • Derivation mention*felonfro
  • Derivation mentionfella · bile, gall; bitterness; poison; venom
Inspect preserved source fields

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

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Where this record stops

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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 felon →

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-ZmVsb24