0 to delay an event, process, or person:
The opening of the new swimming pool has been set back by a few weeks.
A war would inevitably set back the process of reform.
1 to delay an event or process:
A sustained rise in oil prices could set back the recovery.
set sth back by sth The launch of the new version could be set back by at least a year.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
set sth/sb back