KanjiJLPT N1
Quarrel

noisy

Mnemonic

A mouth opens wide, bragging about its own splendor—"I'm the most magnificent mouth alive!" Another mouth nearby roars back, claiming its splendor is far superior. This bitter quarrel erupts into a deafening shouting match, two mouths screaming over who shines brighter.
Additional thoughts
Picture two huge glowing mouths facing each other, each radiating splendor like spotlights, screaming insults. The louder they quarrel, the brighter they glow—linking noise (mouth) and brilliance (splendor) to conflict.
Quick recall
Two mouths fighting over whose splendor is greater causes a thunderous quarrel.

Details

The keyword for 嘩 is quarrel. This kanji refers to a noisy dispute, argument, or loud altercation between people. It is most commonly encountered in the compound 喧嘩 (けんか), conveying the sense of a heated fight or brawl. The character carries strong connotations of clamor, uproar, and verbal or physical conflict.
On'yomi
か、け
Kun'yomi
かまびす.しい

Used in vocab