Jisho

×
ねんねんい 念には念を入れる
Show inflections Links
Expressions (phrases, clauses, etc.), Ichidan verb
1. to be extremely cautious; to be as sure as sure can be; to make assurance doubly sure​Idiomatic expression
Other forms
念には念をいれる 【ねんにはねんをいれる】

Discussions

to talk about this word.