真|しんshin[1]atamadaka (head-high)

1. no-adjectivetruth; reality; genuineness
2. nounseriousness
3. noun, logictruth
   逆ぎゃくもまた真しんなり。↗

   The converse is also true.
4. nounprinted style writing
5. nounstar performer

• Synonym事実じじつNeutralRefers to facts — things that actually happened, as in 「事実を述べる」. 「真」 is written-style and covers logical truth or genuineness.
• Synonym本当ほんとうNeutralThe everyday word for 'true' or 'real', as in 「本当の話」. 「真」 is written-style, seen in phrases like 「真の友」 and compounds like 「真偽」.
• Synonym真実しんじつNeutralMeans the truth or what really is the case, and also the quality of having no falsehood, as in 「真実を知る」「真実の愛」.
• Synonym現実げんじつNeutralMeans reality, as in 「現実を見る」. It points to the objective world and says nothing about truth vs. falsehood.
• Synonym実際じっさいNeutralCovers actual conditions, what really happened, and practice as opposed to theory. 「真」 centers on truth vs. falsehood and on truth itself.
• Synonym真相しんそうNeutralA written-style word for the truth of an event; it suggests facts that were hidden coming to light.
• Synonym真理しんりNeutralA written-style word for truth in the philosophical sense, as in 「普遍的な真理」.
• Synonym真正しんせいWrittenA written-style word meaning genuine and pure, as in 「真正の芸術」; stresses being the authentic, real thing.
• Synonym正真正銘しょうしんしょうめいNeutralMeans out-and-out or the genuine article, as in 「正真正銘の天才」; it adds emphasis.
• Related誠まことWrittenA written-style word for sincerity and a true heart, as in 「誠を尽くす」; stresses good faith.
• Related真面目まじめNeutralMeans serious and earnest, as in 「真面目な人」. It describes attitude and says nothing about truth vs. falsehood.
• Related正直しょうじきNeutralMeans honest, as in 「正直に話す」; centers on not telling lies.
• Related純粋じゅんすいNeutralMeans pure, as in 「純粋な心」; centers on having nothing mixed in.
• Related本気ほんきNeutralA colloquial word for being serious or going all out, as in 「本気を出す」. It describes attitude.
• Related誠実せいじつNeutralA written-style word for honest and trustworthy; it describes character and does not concern truth vs. falsehood.
• Related実体じったいNeutralA written-style word for substance or essence; centers on what actually exists.
• Related実直じっちょくWrittenA written-style word for steady, honest character; describes a person's way of being.
• Related信頼性しんらいせいNeutralA written-style word for reliability or credibility, used of data, equipment, and systems. 「真」 concerns truth vs. falsehood.
• Related真実性しんじつせいWrittenA written-style word for the quality of being factual and free of falsehood, as in 「証言の真実性」. 「真」 itself simply means truth or genuineness.
• Related正身そうじみWrittenA written-style word for the person in question or the genuine article; rarely used in modern Japanese.
• Antonym偽にせNeutralMeans fakes and imitations — the direct opposite of genuine 「真」 — as in 「偽物」.
• Antonym仮かりWrittenRead 「け」; a Buddhist term for what is empty and unreal, the opposite of true 「真」.

「真」 is a written-style word for what is true, genuine, or logically true — 「真の友」「真に迫る」 and compounds like 「真偽」. In speech, say 「本当」; for the truth of a matter, 「真実」; for facts, 「事実」. Words like 「誠」「誠実」「正直」「真面目」「本気」 concern sincerity or attitude rather than truth vs. falsehood. The opposite of 「真」 is 「偽」.

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

1. （シン）論理ろんり演算えんざんにおいて、ある命題めいだいが、前提ぜんていとなる命題めいだいに対たいして矛盾むじゅんを生しょうじないこと。