• 熱ねつ — fever / heat
• 熱心ねっしん — enthusiastic
• 熱意ねつい — zeal / enthusiasm
• 高熱こうねつ — high fever
• 発熱はつねつ — to generate heat / fever

The kanji 熱 combines the fire radical 灬 with the phonetic component 埶 (from the old form of "ze") to express "hot" or "heated." It extends beyond physical temperature to describe strong emotional states or energy.

熱ねつが あります。
I have a fever.

彼は 仕事しごとに 熱心ねっしんです。
He is passionate about his work.

熱あつい お茶おちゃを 飲のみます。
I’ll drink hot tea.

🎧 Listen to the Japanese and English voice guides for this kanji.