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Etymology

bad

/bæd/

adjective

Origin

Middle English

badde — wicked, worthless

Overview

Meaning Now

  • Of poor quality or low standard.
  • Morally reprehensible or wicked.
  • Harmful, adverse, or causing significant difficulty.

Language path

Proto-Germanic → Middle English → English

Earliest form

badde

Earliest period

13th century

Journey

The word 'bad' is linguistically mysterious. It replaced the Old English word 'yfel' (evil) and 'wyrs' (worse) in many contexts but lacks cognates in other Germanic languages, leading to theories that it might have originated from an obscure Old English root or as a term of contempt.

Evolution

  1. 13th century

    badde

    “wicked, vicious, evil”

    First recorded occurrence.

  2. 14th century

    badde

    “of poor quality”

    Extended usage from moral character to quality of objects.

  3. 16th century

    bad

    “unfavorable, harmful”

    Spelling modernizes to current form.

Connections

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