Maintain a required pace or level.
Roget 604a: persevere, persist; hold on, hold out; die in the last ditch, be in at the death; stick to, cling to, adhere to; stick to one's text, keep on; keep to one's course, keep to one's ground, maintain one's course, ... show more
Dutch: bijblijven, meekomen
Lengthen or extend in duration or space:
— Keep up the good work.
Keep in safety and protect from harm, decay, loss, or destruction:
— The old lady could not keep up the building.
Dutch: bijhouden, onderhouden
Prevent from going to bed at night.
Moby thesaurus: afford support, au courant, back, back up, be employed, bear, bear up, bolster, bolster up, brace, buoy up, buttress, carry, carry on, carry on business, conserve, continue, copyright, cradle, crutch ... show more.
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