強国|きょうこくkyoukoku[0]heiban (flat)

1. nounstrong nation; powerful country
   日本にっぽんは力ちからのある強国きょうこくになっていた。↗

   Japan has become a powerful nation.

• Synonym大国たいこくNeutralEmphasizes vast territory, a large population, or international influence; 「強国」 stresses strong national power, as in 「軍事強国」.
• Antonym弱国じゃっこくNeutralA country with weak national power; the direct opposite of 「強国」.

Use 「強国」 for a country strong in national power; 「大国」 for one large in territory, population, or international influence; 「弱国」 for a country with weak national power.

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

1. 国力こくりょくが強つよい国家こっか。