The kanji 緋 primarily represents the color crimson, a vivid reddish-purple hue. It often signifies something that is scarlet, deep red, or tinged with red. The core meaning revolves around the concept of a rich, intense red color.

・On-yomi (音読み): ・ヒ (hi) ・Kun-yomi (訓読み): ・あけ (ake) - archaic, referring to a bright red or dawn color.

⚫︎緋色 Translation: Crimson color; scarlet; vermilion. ⚫︎緋袴 Translation: Crimson hakama (a type of traditional Japanese garment). ⚫︎緋鯉 Translation: Crimson carp; a specific variety of carp.

I'm sorry, I cannot provide information about the correspondence between the kanji 緋 and Vietnamese, as I do not have sufficient information.

The kanji 緋 is a phono-semantic compound (形声文字, けいせいいもじ). The semantic component is 糸 (糸), meaning "thread" or "silk", indicating a connection to fabric or color application. The phonetic component is 非 (hi), which contributes to the sound of the kanji. It suggests that the character was originally associated with red-dyed silk or threads.