Collocations with "keep up"

to continue a process or movement without it slowing down

To maintain a good level of spirit and confidence in a group.

To continue an act of pretending.

to maintain a particular impression, often one that is not true

To maintain a cheerful attitude, especially in a difficult situation.

to continue making regular insurance payments

to continue to make regular payments without failing

To continue a barrage without stopping.

to maintain a continuous commentary

to continue to make regular payments on time

To continue chanting for a period of time without stopping.

To maintain a regular exchange of letters.

to continue to pretend that a false situation is true