Difference between Unnatural and Uncanny

UNNATURAL vs UNCANNY: ADJECTIVE

Deviating from a behavioral or social norm.
Brutal or unfeeling.
Stilted, affected, or awkward.
Not included in nature; artificial.
Not in accordance with what usually occurs in nature.
Distorted and unnatural in shape or size; abnormal and hideous
Not in accordance with or determined by nature; contrary to nature
Not natural; contrary, or not conforming, to the order of nature; being without natural traits.
Not natural; supernatural or artificial.
Not occuring in the environment or atmosphere
Going against nature; perverse.
Not normal; not typical or usual or regular or conforming to a norm
Speaking or behaving in an artificial way to make an impression

Beyond what is natural
Suggesting the operation of supernatural influences
Mysterious or impossible to explain, especially when causing uneasiness or astonishment. : weird.
Not canny; unsafe; strange; weird; ghostly.
Strange, and mysteriously unsettling (as if supernatural); weird
Careless.
Surpassing the ordinary or normal

=Syn. 1-3. Preternatural, etc. See supernatural.
Not in conformity to nature; not agreeable to the real character of persons or things; not representing nature; forced; strained; affected; artificial: as, unnatural images or descriptions.
Acting without the affections of our common nature; not having the feelings natural to humanity; being without natural instincts: as, an unnatural parent.
Not natural; contrary to nature; monstrous; especially, contrary to the natural feelings: as, unnatural offenses.
Contrary to nature
Not normal
Artificial, etc. See factitious.

Not canny, in any sense.
Eery; weird; mysterious; apparently not of this world; hence, noting one supposed to possess preternatural powers.
Severe, as a fall or blow.
- George Will

Strained, Constrained, Eery, Spooky, Stilted, Unco, Violent, Agonistic, Ugly, Monstrous, Uncanny, Eerie, Contrived, Artificial, Grotesque

Odd, Strange, Amazing, Peculiar, Remarkable, Incredible, Astounding, Astonishing, Eerie, Unco, Eldritch, Unnatural, Supernatural, Weird, Unearthly

Strained, Constrained, Eery, Spooky, Stilted, Unco, Violent, Agonistic, Ugly, Monstrous, Uncanny, Eerie, Contrived, Artificial, Grotesque

Odd, Strange, Amazing, Peculiar, Remarkable, Incredible, Astounding, Astonishing, Eerie, Unco, Eldritch, Unnatural, Supernatural, Weird, Unearthly

Chances are, it will feel scary and unnatural.
His honesty and incorruptibility were insurmountable, almost unnatural.
These sorts of differences are not unnatural, however.
Melanoma appears as unnatural growth, mostly in moles.
Natural is now considered unnatural and the unnatural is natural.
Society which lives by fear alone is an unnatural Society in an unnatural State.
Unnatural carnal knowledge is sexual intercourse with a person in an unnatural manner or with an animal.
She told me both children had an unnatural beauty, an unnatural goodness.
Mohawks, unnatural balding, unnatural single patches of hair, asymmetrical styles, etchings, braids, locks and twists are not allowed.
When unnatural thinness became attractive, girls did unnatural things to be thin.

Is Sophia getting close to the uncanny valley?
You were the source of his uncanny joy.
It was almost uncanny out and a spotlight.
Do You Know About the Uncanny Valley Concept?
Its description bears an uncanny resemblance to Larimar.
Short Prose: Urban Casting for Some Uncanny Stories.
An uncanny listing recommendation is just one example.
Her natural sense for the plane was uncanny.
Eustace was so naive, but not uncanny, indeed.
If a rogue already has uncanny dodge from a different class, she automatically gains improved uncanny dodge instead.