Do you know these words?

• こうきょう　りょうきん

  public utility charges ; fees for public service

• しょくじを　うけつけない

  to reject taking in food

• すいそくする

  to speculate ; to guess ; to infer

• むすこさん

  (someone else's) son

• やくしょく

  position (e.g. in an office) ; supervisory positions