祖国|そこくsokoku[1]atamadaka (head-high)

1. nounhomeland; motherland; fatherland; native country
   この記念碑きねんひは祖国そこくに命いのちを捧ささげた兵士へいしを祭まつっている。↗

   This monument is dedicated to the soldiers who gave their lives to their country.

• Synonym母国ぼこくNeutralThe country you were born in, as in 「母国語」; unlike 「祖国」 it is a plain term without the emotional sense of one's ancestral land.
• Synonym故国ここくWrittenWritten word for the homeland one has left, tinged with nostalgia; 「祖国」 stresses belonging and carries stronger emotion.
• Synonym本国ほんごくNeutralThe country of one's nationality, often set against 「外国」 or colonies; unlike 「祖国」 it carries no emotional colour.
• Synonym自国じこくNeutralOne's own country as opposed to others, as in 「自国の利益」; 「祖国」 adds a sense of belonging.
• Synonym生国しょうごくWrittenOld-fashioned written word for one's birthplace; in everyday speech say 「出身地」 or 「生まれた国」 instead.
• SynonymマザーランドWrittenLoanword meaning one's motherland or home country; rare in everyday use.
• Relatedお国おくにNeutralHonorific for someone's home region or country, as in 「お国はどちらですか」; can also mean the countryside. 「祖国」 is never honorific.
• Related出生国WrittenWritten term for the country of one's birth, used mainly in statistics and forms; 「祖国」 adds emotional colour.
• Antonym外国がいこくNeutralAny country other than one's own; the direct opposite of 「祖国」.
• Antonym異国いこくWrittenWritten word for a foreign land, with an exotic flavour; the opposite of 「祖国」.

Use 「祖国」 for the land of your ancestors, with feeling. For the country you were born in, say 「母国」; for your own country versus others, 「自国」 or 「本国」; for the homeland you left with nostalgia, 「故国」; to ask someone's home region, 「お国」.

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

1. 先祖せんぞから代々だいだい住すんでいる自分じぶんの国くに。
2. 移住いじゅうした民族みんぞくにとって先祖せんぞがもと住すんでいた国くに。