きりもみ

noun, noun or participle which takes 'suru', intransitive verb

tailspin; spin

Refers to an aircraft or object spinning while falling, or a similar uncontrolled spinning motion. Often used in aviation contexts.

• 飛ひ行こう機きがきりもみ状じょう態たいに陥おちいった。

  The airplane went into a tailspin.

• 模も型けい飛ひ行こう機きがきりもみしながら落おちていった。

  The model airplane fell while spinning.

noun, noun or participle which takes 'suru', intransitive verb

drilling; boring

Refers to the act of drilling or boring a hole, often with a gimlet or similar tool. The word is derived from the spinning motion of a drill.

• 職しょく人にんが木もく材ざいにきりもみで穴あなを開あけた。

  The craftsman drilled a hole in the wood with a gimlet.