Synonyms for Impossible
ɪmˈpɒs ə bəlim·pos·si·ble

WiktionaryRate these synonyms:4.0 / 1 vote

1. impossiblenoun

   Antonyms:
   possible

2. impossiblenoun

   not possible, not able to be done.

   Antonyms:
   possible

3. impossibleadjective

   of a person, very difficult to deal with.

   You never listen to a word I say - you're impossible!

   Antonyms:
   possible

Princeton's WordNetRate these synonyms:1.7 / 3 votes

1. impossibleadjective

   something that cannot be done

   "his assignment verged on the impossible"

   Antonyms:
   viable, manageable, attainable, doable, affirmable, tolerable, feasible, accomplishable, executable, thinkable, achievable, workable, mathematical, realizable, possible, contingent, assertable, practicable, come-at-able

2. impossibleadjective

   not capable of occurring or being accomplished or dealt with

   "an impossible dream"; "an impossible situation"

   Synonyms:
   unimaginable, insufferable, inconceivable, unacceptable, out of the question, unsufferable

   Antonyms:
   achievable, workable, viable, attainable, executable, manageable, contingent, feasible, thinkable, accomplishable, realizable, practicable, possible, assertable, doable, affirmable, come-at-able, tolerable, mathematical

3. impossible, inconceivable, out of the question, unimaginableadjective

   totally unlikely

   Synonyms:
   unimaginable, insufferable, inconceivable, unacceptable, impossible, out of the question, unsufferable

   Antonyms:
   achievable, come-at-able, possible, workable, manageable, feasible, affirmable, thinkable, accomplishable, tolerable, mathematical, practicable, assertable, realizable, attainable, executable, contingent, viable, doable

4. impossible, insufferable, unacceptable, unsufferableadjective

   used of persons or their behavior

   "impossible behavior"; "insufferable insolence"

   Synonyms:
   unaccepted, impossible, insufferable, out of the question, unsufferable, unacceptable, unimaginable, inconceivable

   Antonyms:
   attainable, practicable, contingent, realizable, workable, accomplishable, executable, affirmable, possible, achievable, assertable, doable, viable, come-at-able, tolerable, manageable, mathematical, feasible, thinkable

Editors ContributionRate these synonyms:0.0 / 0 votes

1. can't do

   not able to do

   the boy can't do the assighnment because it was impossible.

   Submitted by rinat on August 14, 2019  

2. hard to achieve

   Submitted by anonymous on May 19, 2021  

Dictionary of English SynonymesRate these synonyms:4.3 / 3 votes

1. impossibleadjective

   Synonyms:
   impracticable, unfeasible, unattainable, unachievable, not feasible, not possible, out of the question

Synonyms, Antonyms & Associated WordsRate these synonyms:0.0 / 0 votes

1. impossibleadjective

   Synonyms:
   impracticable, unfeasible, unattainable

PPDB, the paraphrase databaseRate these paraphrases:5.0 / 1 vote

1. List of paraphrases for "impossible":

   unable, lmpossible, possible, impractical, impracticable, unattainable, unfeasible, unworkable, unthinkable

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How to use Impossible in a sentence?

1. Paul Rosenzweig:

   They were hired to do an impossible job.

2. Conan Doyle:

   When you have eliminated the impossible, whatever remains, however improbable, must be the truth. It is stupidity rather than courage to refuse to recognize danger when it is close upon you.

3. South African:

   The more time I can spend in the ocean, in any shape or form, the better. I'm a waterman and the ocean is my inspiration. It's where I truly feel alive, comfortable, content, happy and free, nothing is impossible, unless you believe it to be.

4. Elizabeth Smart:

   Lois has been a loyal wife, and extraordinary mother, who has had to endure an impossible part of this journey. I deeply regret the excruciating pain this has caused her. my parents taught me as a young child that they would love me unconditionally no matter what happened.

5. Tom Robbins:

   To achieve the impossible, it is precisely the unthinkable that must be thought.