Words similar to pivotal

Example sentences for: pivotal

How can you use “pivotal” in a sentence? Here are some example sentences to help you improve your vocabulary:

It is a pivotal time in the life of a young girl-when small changes in her behavior, or the choices she makes, can affect her future.
If Madrid played any role in these pivotal events, no record of it remains.
The piece says "open access has become a pivotal debate within the telecommunications world."
The dorsal striatum is a massive nucleus in the basal forebrain that plays a pivotal role in modulating motor activity and higher cognitive function.
I've quoted this exchange at length because I think it represents a pivotal moment in the Democratic campaign.