unworkable

/ˌʌnˈwɜrkəbəl/
adjective
  1. Not capable of being put into practice or made to function; impractical.
    • The machine became unworkable after the part broke.
    • Their unworkable idea wasted everyone's time.
    • The proposed schedule was completely unworkable.
  2. (of a material or substance) not able to be shaped, formed, or manipulated easily.
    • The dough was unworkable because it was too sticky.
    • The clay was too dry and unworkable.
    • This metal becomes unworkable at low temperatures.
What does "unworkable" mean? | whatsthatwordmean | whatsthatwordmean