爺ちゃん

祖父ちゃん

Reading

Kana: じいちゃん
Romaji: jiichan
Kana
Romaji

Definitions

1

grandfather (may be used after name as honorific)

Note: usu. 祖父ちゃん
Note: familiar language; word usually written using kana alone
See also: 祖父さん
2

male senior-citizen (may be used after name as honorific)

Note: usu. 爺ちゃん
Note: word usually written using kana alone
See also: 爺さん

Kanji

Readings: ヤ、 じい、 じじい、 おやじ、 じじ、 ちち
Meanings: old man, grampa
Reading: 
Meanings: ancestor, pioneer, founder
Readings: フ、 ちち
Meaning: father