さいさい
often; frequently; again and again
Also written 再再
Adverb, Noun
先生せんせいの注意ちゅういにもかかわらず、その怠なまけ者ものの少年しょうねんは再々さいさい遅おくれてくる。
In spite of the teacher's warning, the lazy boy comes late as often as not.