Look On, Sit By And Watch, Spectate
noun, verbal noun
Nearby there is a beautiful view. Look on as the sun sets and the sky changes color. You would give up anything to be able to spectate this kind of thing all the time.
ぼうかん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
私はイジメをただ傍観していました。
I only looked on at the bullying.