grandchild
🇺🇸
/ˈɡræntʃaɪld/
🇬🇧
/ˈɡræntʃaɪld/
the child of your son or daughter
My grandchild visits me every weekend and we play games together.
私の孫は毎週末私を訪ねてきて、一緒にゲームをします。