How to say "clockwork" in Japanese

• ぜんまい仕掛けぜんまいじかけ
  no-adjectiveCovers 'clockwork' as a spring-driven motor or mechanism, such as the works that drive a wind-up toy, and can also refer to the spring action itself. A less common word for this idea.
  彼かれは複雑ふくざつなぜんまいじかけのおもちゃを考案こうあんした。↗

  He devised a complicated clockwork toy.
• 時計じかけとけいじかけ
  nounCorresponds directly to 'clockwork' — literally 'clock' plus 'mechanism', as in the works of a clock. A less common word, so you may not encounter it often.

Both are less common ways to say 'clockwork': 「ぜんまい仕掛け」 refers to a spring-driven motor or mechanism and can also mean the spring action itself, while 「時計じかけ」 covers 'clockwork' in general.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ぜんまい仕掛けぜんまいじかけclockwork (motor, etc.)
• 時計じかけとけいじかけclockwork