お祖父さん

おじいさん

grandfather

N5 #1,476

Meanings

also お爺さん

  1. noun, usually in kana, usu. お祖父さん when written with kanji grandfather
  2. usually in kana, usu. お爺さん when written with kanji male senior-citizen; old man

Its kanji

In sentences

お祖父じいさんがかなり老衰ろうすいしている。 Grandfather is quite senile. #76809