がす
nigasu

Godan Verb (su)

1. to set free; to let go; to release

Transitive
こんなにすばらしい機会 きかい がしてはいけない。
konnani subarashii kikaio nigashitewa ikenai.
You mustn't miss such a good opportunity.
Godan Verb (su)

2. to miss (e.g. a chance); to lose; to let get away; to fail to catch

Transitive