The kanji 渦 generally conveys the idea of a swirling or rotating motion, often associated with water or air. It describes something that moves in a circular or spiral pattern, creating a whirlpool or vortex. It implies a sense of movement, force, and often, a central point around which the movement occurs.

・On-yomi (音読み): カ (ka) ・Kun-yomi (訓読み): うず (uzu)

⚫︎渦潮 Translation: Whirlpool, eddy ⚫︎渦巻き Translation: Spiral, swirl, coil ⚫︎竜巻の渦 Translation: The vortex of a tornado (lit. the whirlpool of a dragon's coil/wind)

The kanji 渦 is a phono-semantic compound. It is composed of the radical 氵 (san-sui), meaning "water," on the left side, and the phonetic component 渦 (ka) on the right side. The radical 氵 indicates that the kanji is related to water or liquids, and the phonetic part 渦 provides the sound and the concept of movement related to the vortex. The original form depicts water (氵) that moves in a swirling pattern.