1.  A board placed under the mattress gave additional comfort to her back.

2.  A close-fitting threshold makes an additional seal.

3.  A few months later, a state court sentenced Heber to four additional years.

4.  A Kurator is similar to a specialist careers teacher with additional contributions to make after school.

5.  A Marginal tax rate is the tax paid on additional or incremental income.

6.  Achieving the goal of absolute purity would cost an additional huge but undetermined sum.

7.  Additional background sound is faded in at the beginning of the shot.