homophone
noun [ C ] language specialized uk/ˈhɒm.ə.fəʊn/ us/ˈhɑː.mə.foʊn/
同音词（读音相同，意义或写法不同）
a word that is pronounced the same as another word but has a different meaning or spelling, or both
The words "sow" and "sew" are homophones. sow 和 sew 是同音词。