Difference between Impossible and Unthinkable

IMPOSSIBLE vs UNTHINKABLE: NOUN

Totally unlikely
Used of persons or their behavior
Incapable of having existence or of occurring.
Not capable of being accomplished.
Unacceptable; intolerable.
Extremely difficult to deal with or tolerate.
Not capable of occurring or being accomplished or dealt with
An imaginary quantity. See Imaginary.
Not possible, not able to be done.
Very difficult to deal with.
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.

Incapable of being conceived or considered
Impossible to imagine; inconceivable.
Not worth considering because of being socially unacceptable, too difficult, or too risky.
Abhorrent; monstrous.
Incapable of being believed; incredible.
Inconceivable or unimaginable; extremely improbable in a way that goes against common sense.

(used of persons or their behavior) not acceptable or reasonable
Not possible; non-existent or false by necessity.
In law, in a stricter sense, prevented only by the act of God or a public enemy.
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.

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

Inexplicable, Unlikely, Unconscionable, Untenable, Unbelievable, Absurd, Incomprehensible, Unacceptable, Conceivable, Intolerable, Improbable, Out of the question, Impossible, Inconceivable, Unimaginable

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

Inexplicable, Unlikely, Unconscionable, Untenable, Unbelievable, Absurd, Incomprehensible, Unacceptable, Conceivable, Intolerable, Improbable, Out of the question, Impossible, Inconceivable, Unimaginable

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.

Senior government ministers begin to think the unthinkable.
The consequences of getting it wrong are unthinkable.
Furthermore, among its citizens, the violence is unthinkable.
Such an aggressive move would have been unthinkable.
But the alternative is likely to be unthinkable.
You would ask me to perform the unthinkable!
Masai context where individual salvation was quite unthinkable.
"Free TV is unthinkable in this political situation.".
Being without a cell phone is unthinkable nowadays.
Right before However, it is not an UNTHINKABLE goal the way Phil Health or Kai are just unthinkable.