nonoptimal

/ˌnɑnˈɑptəməl/
adjective
  1. Not the best or most effective; less than ideal.
    • The nonoptimal weather conditions forced the picnic to be moved indoors.
    • Using old software can result in nonoptimal efficiency.
    • The team's nonoptimal performance led to a loss in the game.
Antonyms
What does "nonoptimal" mean? | whatsthatwordmean | whatsthatwordmean