To Be Transparent
To Be Clear, To Be See-through
intransitive verb, godan verb
すきとおる
透ける （すける） To Be Transparent, To Be See-Through
透く （すく、not on WK） To Be Transparent, To Leave A Gap
透き通る （すきとおる） To Be Transparent, To Be Clear, To Be See-through
澄む （すむ） To Become Clear, To Become Transparent
透明 （とうめい） Transparent, Transparency
不透明 （ふとうめい） Opacity, Opaque
貫き通す （つらぬきとおす） To Follow, To Stick With, To Stick To, To Go Through
通る （とおる） To Pass, To Pass Through, To Travel Along, To Stop By
The ski すき Tor とおる (gate in German) is Transparent (hard to see) when covered in snow.