KanjiJLPT N1
Ardent

ardent, violent, vehement, furious, severe, extreme

Mnemonic

A row of warriors stands shoulder to shoulder before a raging wall of flames. They do not flinch, do not retreat. Each one is ardent to the core — their devotion burns even hotter than the inferno before them, and they march straight through it.
Additional thoughts
Picture the row formation as the left component of the kanji, and the flames licking beneath as the bottom radical. The soldiers' fierce determination mirrors the intensity the kanji conveys.
Quick recall
A row of warriors marches through flames with ardent resolve.

Details

The keyword for 烈 is ardent. This kanji conveys a sense of intense passion, fierceness, or vehemence. It describes something burning with great intensity, whether referring to literal flames or figurative fervor such as strong emotions, fierce devotion, or heroic sacrifice. The character carries connotations of something violent, extreme, or unyielding in its intensity.
On'yomi
れつ
Kun'yomi
はげ.しい

Used in vocab