JLPT N4 · な-adjective

熱心 (nesshin)

熱心 (ねっしん, nesshin) is a Japanese な-adjective meaning “zealous; enthusiastic”. It appears in JLPT N4 vocabulary lists and is marked as a common word in JMdict.

Reading: ねっしん
Romaji: nesshin
Word class: な-adjective
Level: JLPT N4 (unofficial)

Meaning

zealous; enthusiastic; ardent; fervent; keen · な-adjective, noun

Example sentences

この本は彼の熱心な研究の成果である。

This book is a result of his enthusiastic research.

Tatoeba #219544

Sentences from the Tatoeba project, linked to this word in JMdict.

Conjugation of 熱心

な-adjective. Plain and polite forms below; try any other word in the Japanese verb conjugator.

Form	Japanese	Reading
Present (plain)	熱心だ	ねっしんだ nesshinda
Present (polite)	熱心です	ねっしんです nesshindesu
Negative	熱心じゃない	ねっしんじゃない nesshinjanai
Past	熱心だった	ねっしんだった nesshindatta
Negative past	熱心じゃなかった	ねっしんじゃなかった nesshinjanakatta
Te-form	熱心で	ねっしんで nesshinde
Before a noun	熱心な	ねっしんな nesshinna
Adverb (~ni)	熱心に	ねっしんに nesshinni

Kanji in 熱心

熱

heat, temperature, feverネツ・あつ.い · 15 strokes

心

heart, mind, spiritシン・こころ・-ごころ · 4 strokes

Related words

Other vocabulary sharing a kanji with 熱心.

熱いあついhot (to the touch)熱ねつheat熱帯ねったいtropics熱中ねっちゅうbeing enthusiastic about加熱かねつheating熱意ねついzeal熱湯ねっとうboiling water情熱じょうねつpassion光熱費こうねつひcost of fuel and lighting熱量ねつりょうquantity of heat (e.g. in calories, BTU, etc.)心こころmind心配しんぱいworry安心あんしんpeace of mind心臓しんぞうheart

Source: JMdict entry 1467910 (EDRDG, CC BY-SA 4.0). Level: unofficial JLPT list – how levels are assigned.