Suffix -ity. Used to form a noun from an adjective; especially, to form the noun referring to the state, property, or quality of conforming to the adjective's description. Used to form other nouns, especially abstract nouns. Usage notes . Many nouns formed with -ity are uncountable; those that are countable form their plurals in -ities.
Duncan Hazlett McGuire was an Australian musician, songwriter, recording engineer and producer. He was associated with vocalist, Doug Parkinson, in various groups during the 1960s and 1970s; McGuire was also a founding member of the jazz fusion band, Ayers Rock from 1973 until he left in 1976.
Kellyanne Conway, a senior adviser to President-elect Donald J. Trump, on Monday at Trump Tower. âWhen heâs upset with someone, they know it,â she said. Credit Sam Hodgson for The New York Times. 1  WASHINGTON â Kellyanne Conway, one of President-elect Donald J. Trumpâs senior advisers, was about to board a flight back to New York on Monday morning when she caught a glimpse of the headline crawling across television screens in the terminal.