Nephew and niece
A
nephew is a son of one's sibling or half-sibling, and a
niece is a daughter of one's sibling or half-sibling. Sons and daughters of siblings-in-law are also referred to as nephews and nieces respectively, even though there is no blood relation. The word nephew is derived from the French word
neveu. ▪
Nephew – son of one's brother/sister. ▪
Niece – daughter of one's sister/brother. ▪
Half-nephew – son of one's half-brother/half-sister. ▪
Half-niece – daughter of one's half-brother/half-sister. ▪
Nephew-in-law – son of one's sister-in-law/brother-in-law; husband of one's niece. ▪
Niece-in-law – daughter of one's sister-in-law/brother-in-law; wife of one's nephew. ▪
Step-nephew – son of one's stepbrother/sister, or stepson of one's brother/sister, or stepson of one's stepbrother/stepsister. ▪
Step-niece – daughter of one's stepbrother/sister, or stepdaughter of one's brother/sister, or stepdaughter of one's stepbrother/stepsister.