/ˌɒp.tɪˈmɪs.tɪk/
Hopeful and confident that something good will happen in the future.
  Accepted
/əkˈsɛptɪd/
generally believed or... 
  Proud
/praʊd/
feeling deep pleasure or... 
  Interested
/ˈɪn.tres.tɪd/
showing curiosity or... 
  Trusting
/ˈtrʌstɪŋ/
showing or tending to have... 
  Content
/kənˈtɛnt/
in a state of peaceful... 
  Playful
/ˈpleɪf(ʊ)l/
fond of games... 
  powerful
/ˈpaʊəf(ʊ)l/
having or producing...