infinity. Antonyms for period of time. Duration: the period during which something exists, lasts, or is in progress. What are synonyms for period of time? 3 letter words AGE - DAY - EON - ERA - SUN 4 letter words Another way to say Given Time Period? Synonyms, crossword answers and other related words for TIME PERIOD [day] We hope that the following list of synonyms for the word day will help you to finish your crossword today. n. timelessness. Synonyms for timeline include agenda, timetable, itinerary, record, schedule, calendar, chronology, docket, logbook and outline. n. considerable time. duration. n. extended period of time. considerable period of time. immortality. Log in specified time period / synonyms Another word for time frame. Find more similar words at wordhippo.com! n. long period of time. Find more similar words at wordhippo.com! We've arranged the synonyms in length order so that they are easier to find. 2 synonyms for period of time: period, time period. Top synonyms for specified time period (other words for specified time period) are specified period, certain period and given period. long period. Find more ways to say time frame, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. 18 synonyms of duration from the Merriam-Webster Thesaurus, plus 21 related words, definitions, and antonyms. Synonyms for period of time in Free Thesaurus. all one's born days. perpetuity. time out of mind. period-of-time | definition: an amount of time | synonyms: Golden Age, incubation period, era, quarter, lunar time period, semester, air alert, travel time, canicular days, morning, lifespan, honeymoon, Olympiad, study hall, Platonic year, indiction, puerperium, running time, noviciate, great year, real time, millenary, forenoon, Indian summer, regulation time, time, time off, decennary, blossom, run, century, … Synonyms for Given Time Period (other words and phrases for Given Time Period). Another way to say Brief Period Of Time? Synonyms for short period of time include near future, immediate future, before long, in short order, little while, not too distant future, coming weeks, next few weeks, short time and coming months. Find another word for duration. Significant Period Of Time synonyms - Other Words and Phrases for Significant Period Of Time. Synonyms for Brief Period Of Time (other words and phrases for Brief Period Of Time). years on end. time - an indefinite period (usually marked by specific attributes or activities); "he waited a long time"; "the time of year for planting"; "he was a great actor in his time" elapsed time - the time that elapses while some event is occurring