使い古し

In a sentence

• この古いカバンは使い古した感じがある。

  This old bag feels worn out.

  In this sentence, '使い古し' is used to describe the sense or appearance of being worn out through extensive use.

• その靴は使い古しなので、新しいものを買うべきだ。

  Those shoes are worn out, so you should buy new ones.

  Here, '使い古し' refers directly to the state of the shoes being worn out from usage.

• 彼の使い古したペンはまだ使える。

  His worn-out pen is still usable.

  In this example, '使い古し' indicates that although the pen is extensively used or worn, it retains functionality.