mischoosing

/ˌmɪsˈtʃuːzɪŋ/
verb
  1. The act of choosing incorrectly or making a bad selection.
    • The team's mischoosing of a strategy led to their defeat.
    • He regretted mischoosing his words during the interview.
    • Mischoosing a travel destination can ruin your entire vacation.