peter

/ˈpiːtər/
verb
  1. To gradually become smaller, weaker, or less until nothing is left (usually used with 'out').
    • The conversation petered out when no one could think of anything else to say.
    • His enthusiasm for the project petered out after a few weeks.
    • The trail petered out as we reached the edge of the forest.
Antonyms
noun
  1. A common male first name.
    • Peter and his sister both play soccer on the weekends.
    • Peter is bringing his guitar to the party tonight.
    • My uncle Peter lives in a small town in Ohio.