俄然 がぜん
gazen

Adverb

1. suddenly; all of a sudden; abruptly

ウオーッ、みんなの はげましをもらって俄然 がぜんやる てきたぞ!
uō' minnano hagemashio moratte gazen yarukiga dete kitazo!
All right! Everybody around me is so encouraging I'm getting a rush of motivation.
Adverb

2. very; absolutely; by far

Colloquial