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dwarf; midget; pygmy
「小人」 has other readings with different meanings.
その童話に小人が登場する。
A dwarf appears in that fairy tale.
小人は伝説や神話によく出てくる存在だ。
Dwarves are beings that often appear in legends and myths.
七人の小人が白雪姫を助けた。
The seven dwarves helped Snow White.