time period Synonyms

period of time period span of time years time interval turn triennial timely time term stretch streak stint stage spell span biyearly semiannual interval of time amount of time length of time periods space of time time slot timespan time span timeframe time frame semestral ages mesolithic maturity date time limit space session semiweekly epoch eon duration course chiliastic centennial centenary canicular bout biweekly bit bimonthly bimestrial age