1. of, relating to, or serving as a pivot.
2. of vital or critical importance: a pivotal event.
"positions can be pivotal to outcomes."
"people can be pivotal in things."
"troops can be pivotal to interventions."
"places can be pivotal in/at/on months."
"places can be pivotal to moves."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.