postponement
noun
[ pəʊs(t)ˈpəʊnm(ə)nt ]
• the action of postponing something; deferral.
• "after repeated postponements, the new museum is officially open"
Similar:
deferral,
deferment,
delay,
putting off/back,
rescheduling,
adjournment,
shelving,
suspension,
stay,
respite,
moratorium,
continuance,
put-off,