The phrase "time spaces" refers to segments or intervals of time. Some synonyms for this term include moments, instants, periods, durations, slots, intervals, and stretches. Each of these words has a slightly different connotation, depending on the context. Moments and instants suggest very brief time periods, while stretches and durations refer to longer time spans. Intervals and slots imply a specific amount of time designated for a particular activity. Using synonyms for "time spaces" can add variety and nuance to your writing, helping you to convey more precisely the timing and duration of events.