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Doppelganger vs Changeling - What's the difference?

doppelganger | changeling |

As nouns the difference between doppelganger and changeling

is that doppelganger is an alternative spelling of lang=en while changeling is in British, Irish and Scandinavian mythology, an infant of a fairy, sprite or troll that the creature has secretly exchanged for a human infant.

doppelganger

English

Alternative forms

*

Noun

(en noun)
  • A ghostly double of a living person, especially one that haunts such a person.
  • An evil twin.
  • A remarkably similar double.
  • (fantasy) A monster that takes the forms of people, usually after killing them.

    • Synonyms

    *alter ego

    changeling

    English

    Noun

    (en noun)
  • (mythology) In British, Irish and Scandinavian mythology, an infant of a fairy, sprite or troll that the creature has secretly exchanged for a human infant.
  • (informal, rare) An infant secretly exchanged with another infant; swapling.
  • (science fiction, and, fantasy) An organism which can change shape to mimic others.
  • (obsolete) A simpleton; an idiot.
    • (Macaulay)
  • * Dryden
    • Changelings and fools of heaven, and thence shut out.
  • (obsolete) One apt to change; a waverer.
  • * Shakespeare
    • Fickle changelings .

    Synonyms

    * (sense, fairy's child) oaf (obsolete) * (being that can change shape) shape-shifter * (a child exchanged for another)