せいだい – Vocabulary details

せいだい

Adjective (な)

Noun

1. grand; magnificent; lavish; large scale; prosperous; thriving; lively

じゃあ盛せい大だいにやらなくっちゃね。Then we have to do it on a grand scale.

2. forceful; powerful; vigorous

そして壁かべに盛せい大だいに頭あたまを打うった。And then I banged my head hard against the wall.

せ

いだい

to grow in prosperity

じゃあせいだいにやらなくっちゃね。

Then we have to do it on a grand scale.

せいだいにため息いきをついた。

I let out a huge sigh.

ではせいだいに祝いわいますわ！

Then let's celebrate grandly!

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