直ちょっ系けい卑ひ属ぞく

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Meanings

1

noun

lineal descendant

Legal term for a direct blood descendant, such as a child or grandchild. Used in inheritance and family law contexts.

straightaway, honesty, frankness

系lineage, system

卑lowly, base, vile

属belong, genus, subordinate official

直ちょっ系けい尊そん属ぞく
Refers to lineal ascendants (parents, grandparents), the opposite of 直系卑属.
傍ぼう系けい卑ひ属ぞく
Refers to collateral descendants (e.g., nephews, nieces), not direct line.

Compound of 直系 (direct line) + 卑属 (descendant). The term is primarily used in legal contexts.