しんるい親類shinrui
1.

Individuals connected by blood or marriage ties who belong to a different household than one's own family, often referred to in conversational contexts as relatives.

2.

A term used to denote a group of people united through relationships established by bloodlines or marital connections, excluding one's immediate family.

3.

A concept that can also describe beings or entities within a biological classification that are considered to be of the same kind or group.

4.

The social interactions and relationships that occur among members of a family or extended family, reflecting a network of familial connections.

5.

Documentation that outlines the relationships of relatives, often exchanged during significant life events such as marriages, specifying names and addresses.

Example:

彼は親類の者と意見が合わない。

しんるいえんじゃ親類縁者shinruienja
1.

A collective term for all individuals connected by blood relations or legal ties, encompassing both immediate and extended family members.

2.

Refers to all familial connections, including those established through marriage, that form a network of relationships based on kinship and affinity.

3.

An encompassing category that includes all individuals who share a familial bond, either through genetic lineage or through marital relations, creating a web of family ties.