Do you know these words?

• ひのしまつ

  fire extinguishing

• ぶぶんてきに　いたい

  some parts are painful

• せんせい

  teacher ; instructor (not used when referring to one's own job) ; used when addressing medical doctors/lawyers/politicians, etc.

• おーあーる

  operating room

• しかんぶらし

  interdental brush