Other / Other
simultaneous - Refers to actions or events that are performed or experienced at the same time, without any time between them.

They made a simultaneous broadcast of the event across multiple time zones that allowed people from all over the world to watch it live.
repercussions - The effects or results of an action, event, or decision, especially those that are unintended or negative.

His decision to suddently quit the company without notice had serious repercussions, hurting his reputation and making it hard to find another job.