abrupt
[adjective]
Synonyms:
- sudden, precipitate, quick, surprising, unexpected
- curt, brusque, gruff, impatient, rude, short, terse

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Antonyms: deliberate, leisurely, sloping
Contrasted words: dilatory, laggard, easy, relaxed, calm, inclined, slanting, flat, level, plane, smooth
Related Words: hastened, casual, informal, unceremonious, quick, speedy, brisk, crisp, sharp, impetuous, ready, perpendicular, plumb, vertical

[TahlilGaran] English Synonym Dictionary ▲

a‧brupt /əˈbrʌpt/ adjective
[Date: 1500-1600; Language: Latin; Origin: past participle of abrumpere, from ab- 'away, off' + rumpere 'to break']

1. sudden and unexpected:
an abrupt change of plan
come to an abrupt end/halt etc
The bus came to an abrupt halt.

2. seeming rude and unfriendly, especially because you do not waste time in friendly conversation:
Sorry, I didn’t mean to be so abrupt.
—abruptly adverb
—abruptness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲