What is another word for

impossible

impossible as in something that cannot be done
  • "his assignment verged on the impossible"
impossible as in not capable of occurring or being accomplished or dealt with
  • "an impossible dream"
  • "an impossible situation"
impossible as in totally unlikely

    Synonyms

    • inconceivabletotally unlikely
    • out of the questiontotally unlikely
    • unimaginabletotally unlikely
    impossible as in (used of persons or their behavior) not acceptable or reasonable
    • "impossible behavior"

    Synonyms

    • unacceptablenot adequate to give satisfaction; not acceptable; (used of persons or their behavior) not acceptable or reasonable; not conforming to standard usage