Verb peter out has 2 senses
  1. taper off, peter out, fizzle out, fizzle - end weakly; "The music just petered out--there was no proper ending"
    --1 is one way to discontinue
    Sample sentence:
    Something ----s
  2. poop out, peter out, run down, run out, conk out - use up all one's strength and energy and stop working; "At the end of the march, I pooped out"
    --2 is one way to tire, pall, weary, fatigue, jade
    Sample sentence:
    Somebody ----s
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