血族|けつぞくketsuzoku[2]nakadaka (mid-high)

1. nounblood relative
   彼かれは私の血族けつぞくである。↗

   He is my relative.

• Synonym一族いちぞくNeutralNeutral, everyday word for a family of common descent; often refers to a large family or whole clan.
• Synonym親族うからWritten「うから」 is an archaic written-style reading; in modern usage read 「しんぞく」. Covers relatives by marriage and spouses too, so broader than 「血族」.
• Synonym肉縁にくえんWrittenWritten-style word for blood relations; very rare — 「血縁」 or 「肉親」 are the everyday choices.
• Related身寄りみよりCasualColloquial; relatives you can turn to for support, often in the negative 「身寄りがない」.
• Related氏族しぞくWrittenA clan tracing descent from a common ancestor; mostly historical or anthropological usage.
• Related一門いちもんWrittenA family line, or members of the same school or sect; the scope can go beyond blood ties.
• Related家系かけいWrittenFamily lineage; stresses the line of descent handed down through the generations.
• Related眷属けんぞくWrittenOne's family, dependents or clan; also followers and retainers. Old-fashioned in tone, and not limited to blood relations.
• Related親族うからWritten「うから」 is an archaic written-style reading; in modern usage read 「しんぞく」. Covers relatives by marriage and spouses too, so broader than 「血族」.
• Related家門かもんWrittenWritten word for one's family line and standing; stresses pedigree and family name rather than blood ties.
• Related閥族ばつぞくWrittenAn influential family or faction with an exclusive flavor; stresses power and standing rather than blood ties.
• Related宗族そうぞくWrittenWritten term for the main and branch families of one clan; often used for Chinese-style lineages.
• Related血縁集団けつえんしゅうだんWrittenAcademic term for a group of blood-related people; 「血族」 in law also covers adoptive parent-child relations.
• Antonym他人たにんNeutralAn unrelated person or outsider; the direct opposite of 「血族」.
• Antonym姻族いんぞくWrittenRelatives by marriage; in legal usage it stands opposite 「血族」.

In everyday speech, say 「親戚」 or 「身内」. In legal terms, 「血族」 (which includes adoptive ties) is paired against 「姻族」, and adding the spouse gives 「親族」. For a large family use 「一族」; for lineage, 「家系」; for a clan, 「氏族」. 「身寄り」 is colloquial, often in the negative 「身寄りがない」.

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

1. 親子関係おやこかんけいのみで関係かんけいづけられる親族しんぞく。但ただし、養親子ようしんし関係かんけいを含ふくむ。実際じっさいに血縁けつえん関係かんけいのある者ものを自然しぜん血族けつぞく、養子縁組ようしえんぐみにより生しょうじた親族関係しんぞくかんけいを法定ほうてい血族けつぞくという。