Period
Interval
Synonyms: Time, interval, term, phase, bout, space, chapter, while, spell, stretch, span, session, run, duration, stage, and patch.
Epoch
Menstruation
Synonyms: Menstruation, the curse, time of the month, time, menstrual flow, monthlies, menses, and flowers.
Stop
Synonyms: Point, full stop, stop, and full point.
Example Sentences
The exam lasts for one period.
She went through a tough period.
This period is crucial for development.
He marked the end period confidently.