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usually uncountable, plural abruptnesses
The state of being abrupt or broken examples
Suddenness; unceremonious haste or vehemence. quotations examples
So be neither diffuse with damp and slippery words nor blunt the edge of your discourse by abruptness of style. Study in particular the purest period of style, that those who move only to Ciceronian rhythm call you not a Celt.
1853-6, Thomas Browne, To a friend intending a difficult work