How to say "piercing" in Japanese

Choosing the right word
  • 貫通かんつうCommon
    noun, suru verb, transitive verb, intransitive verbCovers the physical sense of piercing: something actually going right through a material object, such as a bullet or a tunnel passing through a mountain. It is about penetration through a solid body, not about sharpness of sensation.
    矢やが厚あつい板いたを貫通かんつうした。↗
    The arrow pierced the thick board.
  • 鋭いするどいJLPT N3approx.Common
    i-adjectiveCovers figurative piercing qualities: sharp or stabbing pain, an acute tone, a piercing gaze, or cutting remarks and criticism. It describes intensity or keenness perceived through the senses or felt in words, not literal penetration.
    ここに鋭するどい痛いたみがあります。↗
    I have a sharp pain here.

Use 貫通 for physical piercing through solid objects like tunnels or bullets, and 「鋭い」 for figuratively piercing sensations such as sharp pain, a piercing gaze, or cutting remarks.

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

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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