かす
sukasu

Godan Verb (su)

1. to look through

Transitive
煉瓦 れんが かべ かして ることはできない。
rengano kabewa sukashite miru kotowa dekinai.
One can't see through a brick wall.
Godan Verb (su)

2. to hold up to the light

Transitive
Godan Verb (su)

3. to make an opening; to leave space; to space (lines); to prune (trees)

Transitive
Godan Verb (su)

4. to fart without making a sound

Transitive
Colloquial