Translation of "Tremendously" in Japanese

He is tremendously handsome.

彼は水も滴るいい男だ。

You speak tremendously fast.

おまえ、めっちゃ早口なのな。

That fear had subsided tremendously.

‎彼女が警戒を解いたんだ

So your brain is tremendously plastic,

脳というのは 恐ろしく柔軟で

But now things have changed tremendously.

しかし今や事態は大きく変わった。

It helps tremendously to have no barrier to that environment.

‎できるだけ ‎じかに触れたほうがいい

- Tom was flying high after he heard the news.
- Tom was tremendously happy after he heard the news.

トムはその知らせを聞いて、飛び上がって喜んでいた。