てっする

する

Common word

  1. suru verb - special class, intransitive verb

    to penetrate, to sink in

  2. suru verb - special class, intransitive verb

    to devote oneself (to), to do intently and exclusively

    • 大学出たての新人は資料を作ったり、コピーをとったりと裏方仕事に徹するのだろうと、勝手に想像していたのですが見事に裏切られました。
      I had imagined that the newbies fresh from university would probably be stuck with all the backstage work - collecting reference material, getting copies and such but I couldn't have been proved more wrong.
  3. suru verb - special class, intransitive verb

    to do throughout (e.g. the night)

    • 夜を徹するか否か。
      Should I stay up all night or not?