自家人

父母=parents(父母是2個人，所以要加復數s)

親生父母=birth parents

爸爸=father=dad=papa

媽媽=mother=mom=mama

兒子=son

女兒=daughter

兄弟姐妹=siblings(一般說兄弟姐妹時不只1個人，所以要加復數s)

兄弟=brother

姐妹=sister

哥哥=older brother=elder brother

姐姐=older sister=elder sister

弟弟=younger brother=little brother

妹妹=younger sister=little sister

丈夫=husband

妻子=wife

近親

舅舅/叔叔/伯父=uncle

姨媽/姑姑=aunt

堂兄弟姐妹/表兄弟姐妹=cousin

侄女/外甥女=niece

侄子/外甥=nephew

姑媽=aunt on my fathers side

姨媽=aunt on my mothers side

舅舅=uncle on my mothers side

叔叔/伯父=uncle on my fathers side

長輩

祖父母/外祖父母=grandparents

外公(姥爺)/爺爺=grandfather=granddad=grandpa

外婆(姥姥)/奶奶=grandmother=grandma=granny

孫子/孫女/外孫/外孫女=grandchild

孫子/外孫=grandson

孫女/外孫女=granddaughter

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長輩的長輩，記住前綴-great，長一輩就加一個-great

曾祖父/曾外公=great-grandfather(爸媽的爺爺/姥爺)

曾祖母/曾外祖母=great-grandmother

曾曾祖父/曾曾外祖父=great-great-grandfather

曾孫/曾外孫=great-grandson

曾孫女/曾外孫女=great-granddaughter

爸媽的姨媽/姑媽/舅媽/嬸嬸=great-aunt

爸媽的舅舅/叔叔/姨夫/姑父=great-uncle

因為結婚才有的親戚，注意后綴in-law

弟妹/嫂子/大姑/小姑=sister-in-law

大舅子/小舅子/大伯/小叔=brother-in-law

婆婆/岳母=mother-in-law

公公/岳父=father-in-law

女婿=son-in-law

兒媳=daughter-in-law

還有一些情況

養父母=adoptive parents

養父=adoptive father

養母=adoptive mother

養子=adopted son

養女=adopted daughter

繼父=stepfather

繼母=stepmother

繼女=stepdaughter

繼子=stepson

繼父或繼母前一段婚姻中的兄弟=stepbrother

繼父或繼母前一段婚姻中的姐妹=stepsister

同父異母/同母異父的兄弟=half-brother

同父異母/同母異父的姐妹=half-sister

前夫=ex-husband

前妻=ex-wife

遠房表親=distant cousin