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Kotomora

燧

signal fire

Strokes17

Readings

On'yomi

  • スイ

Kun'yomi

  • ひうち
  • ひきり
  • のろし

Meaning

燧 centers on fire used for signaling or communication: a signal fire, beacon, or flare lit to send a message over distance.

Study

Etymology

燧 combines 火 (fire) with 遂, which likely contributes the sound and carries a sense of proceeding or sending forth, together suggesting fire sent as a signal.

Meaning mnemonic

The left side is fire 火, and the right side 遂 suggests sending or proceeding. Picture a fire lit on a hilltop, sending its signal far ahead.

Reading mnemonic

For スイ, imagine a signal fire swaying in the wind: sway -> スイ, and the fire's light sways as it signals.