国王|こくおうkokuou[3]nakadaka (mid-high)

1. nounking; queen; monarch; sovereign
   国民こくみんは歓呼かんこして彼かれを国王こくおうに迎むかえた。↗

   The people acclaimed him King.
2. noun, lawthe Crown (as a focus of authority in the UK, etc.); the throne

• Synonym王おうNeutralAlso a monarch, but extends to the top figure in a field, as in 「ホームラン王」; 「国王」 is the sovereign of a country and can also mean the Crown or throne.
• SynonymキングNeutralA loanword, mostly for the king in cards or chess and for metaphors like 「キング・オブ・ポップ」; 「国王」 is more formal.
• Synonym王様おうさまCasualColloquial and common in fairy tales, with a friendly feel, as in 「裸の王様」; 「国王」 is more formal.
• Synonym大君たいくんWrittenA historical term: the title used abroad for the Tokugawa shogun in the Edo period; 「国王」 is the monarch of a kingdom.
• Related君王WrittenWritten word for a monarch or emperor, seen mainly in kanbun (classical Chinese) texts; everyday speech prefers 「国王」 or 「君主」.
• Antonym臣民しんみんWrittenThe opposite of 「国王」 in the ruler-subject relationship: the people under a monarch's rule.

Use 「国王」 for the monarch of a country in formal contexts and news. For fairy tales and casual talk choose 「王様」; for the top figure in a field use 「王」 or 「キング」. 「大君」 and 「君王」 are written/historical; the antonym is 「臣民」.

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

1. 王おうである国家こっかの君主くんしゅ。