帝王|ていおうteiou[3]nakadaka (mid-high)

1. nounsovereign; emperor; monarch
   株かぶでやられるまで彼かれは証券市場しょうけんしじょうの帝王ていおうでしたよ。↗

   He was a stock-market tycoon until the bears got him.

• Synonym君主くんしゅNeutralNeutral term for a state's supreme ruler, usually hereditary but sometimes elected, as in 「立憲君主」; unlike 「帝王」, it never means a dominant figure in a field.
• Synonym人君じんくんWrittenA written word for a ruler of the people; fairly rare, while 「帝王」 carries an air of supreme majesty and can also mean a dominant figure in a field.
• Synonym国主こくしゅWrittenWritten word for a country's ruler; in the Edo period also a daimyo with a domain of one or more provinces. 「帝王」 also figuratively means a dominant figure in a field.
• Synonym国君こっくんWrittenWritten word for the ruler of a state; little used, and synonymous with 「国主」.
• Synonym君上WrittenArchaic term for a sovereign or lord, borrowed from classical Chinese; almost never used today, and unlike 「帝王」 it never refers to a dominant figure in a field.
• Synonym人主WrittenArchaic word for a sovereign, from classical Chinese; almost never used in modern Japanese and confined mostly to classical texts.
• Synonym元后WrittenExtremely rare archaic word for a sovereign or emperor, found mostly in commentaries on the classics.
• Synonym君王WrittenArchaic word for a king or sovereign; a classical Chinese phrasing almost never used today, with an old-fashioned, literary flavor.
• Antonym庶民しょみんNeutralAntonym: ordinary people, the common folk — set against 「帝王」 enthroned far above them.
• Antonym臣下しんかNeutralAntonym: retainers and vassals who serve a monarch — the opposite pole to 「帝王」 as ruler.

Use 「帝王」 for a monarch or, figuratively, a dominant figure in a field, as in 「帝王学」 and 「サッカー界の帝王」. For a state's ruler in general, 「君主」 is the everyday choice; 「国主」 also works for the ruler of one country. The remaining synonyms are archaic or literary. The antonyms are 「臣下」 and 「庶民」.

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

1. 君主国くんしゅこくの元首げんしゅ。
2. ある世界せかいや分野ぶんやで大おおきな力ちからや影響力えいきょうりょくを持もつ人ひと。