ハートhaato

1. nounheart
   彼女かのじょはハート型がたのイヤリングをしていた。↗

   She wore heart-shaped earrings.
2. noun, card gameshearts (suit)

• Synonym心臓しんぞうNeutralThe organ itself, everyday or medical, as in 「心臓が止まる」; it can also mean nerve or courage. 「ハート」 can mean the heart too, but usually the shape or feelings.
• Synonym心こころNeutralThe most general native word for the mind, heart and spirit, as in 「心が温かい」. 「ハート」 is a loanword, mostly for heart shapes or playful, light expressions.
• Synonym心頭しんとうWrittenWritten/formal prose. The heart or mind, seen almost only in set phrases like 「怒り心頭に発する」 and 「心頭を滅却する」; not used on its own in daily life.
• Related胸むねNeutralLiterally the chest, but by extension one's feelings, as in 「胸が痛む」 or 「胸に秘める」. 「ハート」 never refers to the physical chest.
• Related内心ないしんNeutralWhat one privately thinks but does not show; also used adverbially, as in 「内心ほっとした」. 「ハート」 does not carry this sense of one's unspoken real intentions.
• Related胸襟きょうきんWrittenWritten/formal prose. One's bosom or inner thoughts, mostly in 「胸襟を開く」 (open up to someone); rarely used on its own, while 「ハート」 is common in speech.
• Related心根こころねWrittenTends toward written style. A person's inner nature or disposition, as in 「心根の優しい人」. 「ハート」 can also speak of a kind heart, but usually means the shape or feelings.
• Related心の臓しんのぞうWrittenAn old-fashioned, written-style name for the heart organ, now seen mostly in classical texts and period-drama lines; for the organ in daily life say 「心臓」.
• Related胸三寸むねさんずんWrittenWritten/formal prose. The calculations and judgments going on in one's mind, as in the set phrase 「胸三寸に納める」. 「ハート」 covers feelings but not this scheming sense.
• Related胸懐きょうかいWrittenWritten/formal prose. Thoughts and feelings held in one's breast, as in 「胸懐を語る」; rare in daily life, where you would simply say 「気持ち」.
• Related心肝しんかんWrittenWritten/formal prose. Originally the heart and liver, by extension one's innermost depths; mostly met in fixed phrases such as 「心肝に徹する」, and rare in daily use.
• Related胸臆きょうおくWrittenWritten/formal prose. What one holds in one's heart, as in 「胸臆を述べる」; far more solemn than 「ハート」 and hardly ever heard in daily conversation.

Use 「ハート」 for heart shapes, love and feelings; it can also mean the heart itself. For the organ say 「心臓」; for the mind and feelings 「心」 or 「胸」; for hidden true thoughts 「内心」. The rest are written-style words; several of them, such as 「胸三寸」「胸襟」「心肝」「心頭」, turn up mainly in set phrases.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 心臓しんぞう。
2. 心情しんじょう。
3. 愛情あいじょう。
4. トランプの札さつの名称めいしょうの一ひとつ。記号きごう「♥」。心臓しんぞうを図案ずあん化かして赤あかく描えがいたもの。