presurge

As an adjective presurge

is occurring or being the case before a surge.

As a verb resurge is

to surge again; to go through a period of renewed vigor or vitality.

As a noun surge

is a sudden transient rush, flood or increase.

As a verb surge

is (lb) to rush, flood, or increase suddenly.

As an adjective presurge is

occurring or being the case before a surge.