Brokenly; by breaking or being broken off suddenly: as, the path or the discourse ended abruptly.

Precipitously, or with a very steep slope: as, the rocks rise abruptly from the water's edge.

Suddenly, without giving notice, or without the usual forms: as, the minister left France abruptly.

With an abrupt termination.

adverb. In an abrupt manner; without giving notice, or without the usual forms; suddenly.

adverb. Precipitously.

adverb. quickly and without warning

"Mellon, who sued her mother for £5m in a dispute over Jimmy Choo shares after her father Tom's death in 2004, left the label abruptly in November last year."

abruptly pinnate  

abruptly pinnate  

corruptly  

a corps perdu  bang  bearishly  bluffly  bluntly