Chinese families are hierarchical and paternal, (father’s families are internal and mother’s families are external). There is a title for each immediate and extended family member on both paternal and maternal side. Generally, they're built from the same radicals/characters in different combinations
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家人【jiārén=families, the literal meaning is home people】
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Chinese Immediate Family Members
Husband and Wife
丈【zhàng=a form of address for certain male relatives by marriage】
妻【qī= wife】in which 女【nǚ】is the base-structured radical; it’s often used to describe anything that related to female.
妻子【qīzi= wife, the literal meaning is wife person】
妻【qī= wife】in which 女【nǚ】is also the base-structured radical
夫妻【fūqī= husband and wife】
老公【lǎogōng= <informal> husband, the literal meaning is old male】
婆【pó= old woman】using 女【nǚ】for the base-structured radical
老婆【lǎopo=<informal> wife, the literal meaning is old woman】
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Examples in use
父母【fùmǔ=parents, father and mother】
爸【bà】, 妈【ma】, 爸爸 【bàba】and 妈妈 【māma】 are used to call the parents and mention them in the third-person.
姨【yí= mother's sister, aunt, sister-in-law】 is used in
姨丈【yízhàng=husband of mother's sister, uncle, the literal meaning is mother’s sister male】
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Now that you have seen how many family member names are building blocks which become part of another character, to carry the meaning of that character into the new word, you can try to start recognizing radicals inside other characters.