(さい)

さい
prefix
re-; again; repeated
See also: (さい) (most; superlative)
1. re-; again
Prefix indicating repetition or doing something again.
There's a meeting the week after next.
() + 来週(らいしゅう) = week after next
Please reconfirm.
(さい) + 確認(かくにん) = reconfirmation
To prevent recurrence.
(さい) + (はつ) = recurrence

(さい)〜 is a productive prefix meaning 're-' or 'again.'

Compounds

Special reading

In these time expressions, () attaches to (らい) words.