Antonyms for over-sleeping

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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When you have been woke up once or twice like that, there ain't much fear of your over-sleeping yourself.

Poor Abel, as he was called, had an inveterate habit of over-sleeping himself and coming late to his work.

He mentioned the name of the school janitor, who had orders to rouse him when he was over-sleeping.