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Kana: まかす Romaji: makasu Level: N1

任す

Meaning in English

to entrust, to leave to a person

Stroke order

Animated kanji stroke order

任
Illustrated Dictionary
任す - Illustrated Dictionary
Dictionary

Word context

What it means

任す means to entrust or leave something to someone else; it conveys handing over responsibility or decision-making to another person, often in formal or literary contexts, and is closely related to 任せる though more archaic or succinct.

Main meanings

  • To entrust a person with responsibility or a task, thereby delegating control or decision-making.
  • To leave something to another's care or discretion, typically in formal usage.
  • In fixed idioms, to surrender or defer to fate or a higher power, as in 天に任す.

How to use it

Usage: Typically attaches to particles like に or を to mark the entrusted object and recipient; common in formal or literary prose and in historical or philosophical discourse, with limited use in everyday conversation where 任せる is preferred.

Variants and close terms

  • 任せる (makaseru) — more common, to entrust; informal to formal range
  • 委ねる (yudaneru) — to entrust or defer to someone’s discretion
  • 託す (takusu) — to entrust, consign, or entrust with belongings

Composition

  • 任: conveys responsibility or duty, serving as the semantic core of entrusting
  • す: verb-ending that turns the concept into a verb meaning 'to do' or 'to perform' in the sense of carrying out entrustment

Etymology

makasu derives from the kun-reading of 任 combined with the verb ending す; it is a native Japanese development rather than a loanword, reflecting the concept of entrusting within traditional verb formation.

Origin

Origin: Found in classical Japanese texts and maintained in literary and legal registers; usage persists in fixed phrases and formal writing, though rarer in casual speech.

Word class

verb (動詞・五段), godan verb with the す ending

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