nonfunctional

/nɑnˈfʌŋkʃənəl/
adjective
  1. Not working or operating properly; broken or unable to perform its intended function.
    • The old phone is nonfunctional and cannot make calls anymore.
    • The elevator has been nonfunctional for three days, so we have to use the stairs.
    • After the power surge, the computer became completely nonfunctional.
  2. Not having a practical use or purpose; decorative or unnecessary.
    • They added a nonfunctional fireplace to the room for aesthetic appeal.
    • The sculpture in the lobby is purely nonfunctional, meant only for decoration.
    • The buttons on the toy are nonfunctional and are just for show.
Antonyms
What does "nonfunctional" mean? | whatsthatwordmean | whatsthatwordmean