wear-out

动词 wear-out:

1. exhaust or get tired through overuse or great strain or stress
   同义词：tire, wear upon, tire out, wear, weary, jade, wear out, outwear, wear down, fag out, fag, fatigue
2. go to pieces
   同义词：break, wear, wear out, bust, fall apart
3. deteriorate through use or stress
   同义词：wear, wear off, wear out, wear down, wear thin