All 8 Uses

abrupt
in
The Great Gatsby
(Edited)

He turned me around again, politely and abruptly.
p. 7.9

abruptly = suddenly
He was saying some last word to her, but the eagerness in his manner tightened abruptly into formality as several people approached him to say good-by.
p. 52.4
Daisy put her arm through his abruptly, but he seemed absorbed in what he had just said.
p. 93.1
Abruptly he slammed the door.
p. 113.9
Tom threw on both brakes impatiently, and we slid to an abrupt dusty stop under Wilson's sign.
p. 122.9

abrupt = sudden
She must have seen something of this in my expression, for she turned abruptly away and ran up the porch steps into the house.
p. 142.5 *

abruptly = suddenly
The shadow of a tree fell abruptly across the dew and ghostly birds began to sing among the blue leaves.
p. 152.1
We talked like that for a while, and then abruptly we weren't talking any longer.
p. 155.6

Definitions:

(1) (abrupt as in: an abrupt change)
sudden and unexpected

or (less commonly): characterized by sudden changes or at a steep angle
(2) (abrupt as in: she is abrupt)
rude or unfriendly because of using too few words or moving too quickly
(3) (meaning too rare to warrant focus)