Difference between Impossible and Impracticable

IMPOSSIBLE vs IMPRACTICABLE: NOUN

Extremely difficult to deal with or tolerate.
Very difficult to deal with.
Unacceptable; intolerable.
Not capable of being accomplished.
Incapable of having existence or of occurring.
Used of persons or their behavior
Not possible; incapable of being done, of existing, etc.; unattainable in the nature of things, or by means at command; insuperably difficult under the circumstances; absurd or impracticable; not feasible.
An imaginary quantity. See Imaginary.
Not possible, not able to be done.
Not capable of occurring or being accomplished or dealt with
Totally unlikely

Not capable of being carried out or put into practice
Impossible to do or carry out.
Unfit for passage.
Unmanageable; intractable.
Not practicable; incapable of being performed, or accomplished by the means employed, or at command; impossible.
Not to be overcome, persuaded, or controlled by any reasonable method; unmanageable; intractable; not capable of being easily dealt with; -- used in a general sense, as applied to a person or thing that is difficult to control or get along with.
Incapable of being used or availed of
Not practicable; impossible or difficult in practice.
Of a passage or road: impassable.
Of a person or thing: unmanageable.

(used of persons or their behavior) not acceptable or reasonable
Excessively odd; not to have been imagined; such as would not have been thought possible: as, she is a most impossible person; he wears an impossible hat.
In law, in a stricter sense, prevented only by the act of God or a public enemy.
Not possible; non-existent or false by necessity.

Incapable of accomplishment; not to be practised, performed, carried out, or effected by the means at command.
Incapable of being used; unfit for the purpose intended or desired; unserviceable; unavailable; of persons, unmanageable; untractable.
Synonyms Impossible, Impracticable. See impossible. 1 and 2. Impracticable, Unpractical. The meanings of the two words approach each other at two points, but still are clearly distinct: Of a thing: impracticable, not possible to be done without expense or sacrifice greater than is advisable; unpractical, not dictated by or in harmony with the lessons of experience in actual work: as, an unpractical plan.
Of a person: impracticable, not easily managed; unpractical, not showing that sort of wisdom which is the result of experience in affairs.

Insufferable, Unrealizable, Impracticable, Unacceptable, Hopeless, Intolerable, Unworkable, Unimaginable, Unattainable, Unachievable, Unthinkable, Infeasible, Undoable, Unfeasible, Inconceivable

Practicable, Unrealistic, Workable, Viable, Impassable, Unenforceable, Feasible, Inapplicable, Unviable, Untenable, Impractical, Infeasible, Impossible, Unworkable, Unfeasible

Insufferable, Unrealizable, Impracticable, Unacceptable, Hopeless, Intolerable, Unworkable, Unimaginable, Unattainable, Unachievable, Unthinkable, Infeasible, Undoable, Unfeasible, Inconceivable

Practicable, Unrealistic, Workable, Viable, Impassable, Unenforceable, Feasible, Inapplicable, Unviable, Untenable, Impractical, Infeasible, Impossible, Unworkable, Unfeasible

They may manipulate employees by setting impossible goals.
And now she must make an impossible choice.
SURREY CHAIRMAN The journey was at times impossible.
Without precise figures, it is impossible to estimate.
It is practically impossible to implement programs independently.
Bathroom door opens in, making wheelchair access impossible.
Therefore living in the UK would be impossible.
It would be impossible fairly to do so.
An important feature: timers that trigger on a certain time are impossible in contracts impossible timers.
Everyone said impossible, they all said it was impossible to get done.