specialness vs speciality

specialness and speciality both are nouns.

Word	Noun	Adjective	Verb	Adverb
specialness	Yes	No	No	No
speciality	Yes	No	No	No

As nouns, specialness and speciality are synonyms defined as:

Other synonyms of specialness include distinctiveness, peculiarity, specialty.

specialness (noun)	speciality (noun)
a distinguishing trait	the special line of work you have adopted as your career
the quality of being particular and pertaining to a specific case or instance	a distinguishing trait
	an asset of special worth or utility