different between unusuality vs exceptionality

English

Etymology

unusual +? -ity

Noun

unusuality (usually uncountable, plural unusualities)

1. unusualness

Synonyms

• (state of being unusual): abnormality, remarkableness, weirdness; see also Thesaurus:strangeness
• (something unusual): deviance, oddity, outlier; see also Thesaurus:anomaly

English

Etymology

exceptional +? -ity

Noun

exceptionality (countable and uncountable, plural exceptionalities)

1. (uncountable) The quality of being exceptional.

   Synonym: exceptionalness

   • 2005, Robert Wilonsky, "The Wiz (Film Review)," Riverfront Times, 15 June,

     For all their exceptionality, there is also a numbing sameness to the movies of Hayao Miyazaki.

2. (countable) A thing, condition, or other matter which is exceptional.
   • 1827, "Some Speculations on Literary Pleasures," The Gentleman's Magazine, London, vol. 97, pt. 2, p. 118,

     We are fain to ask what is to become of Shakespeare and a host of others, who, with equal originality of thought, have avoided those vagrant exceptionalities of humour.

   • 1998, National Joint Committee on Learning Disabilities, "Learning Disabilities: Preservice Preparation of General and Special Education Teachers," Learning Disability Quarterly, vol. 21, no. 3, p. 185,

     Educators who are earning degrees as learning disability specialists should . . . understand the differences between learning disabilities and other exceptionalities.

Translations

References

• Oxford English Dictionary, 2nd ed., 1989.