What does いざ mean in Japanese?

いざ means now, come (now), well, crucial moment.

What JLPT level is いざ?

いざ is a JLPT N1 vocabulary word.

now, come (now), well, crucial moment

いざ (iza) is a JLPT N1 vocabulary word meaning “now, come (now), well, crucial moment”.

彼かれはいざという時ときに君きみを見捨みすてるような人ひとではない。

He is the last person to leave you in time of need.

昔ならいざ知らず、今はＦＡＸも、メールもある。

I don't know about the past, but now we have faxes and emails.

彼はいざというとき君を見捨てるようなひとではない。

He would be the last person to leave you in time of need.

そのお金はいざというときのために取っておくよ。

I'm going to lay aside that money for emergencies.