Duration
Duration noun - The period during which something exists, lasts, or is in progress.
Usage example: for the whole duration of the speech the bored audience fidgeted
Time
Time noun - The period during which something exists, lasts, or is in progress.
Usage example: how much time will the project take?
Duration is a synonym for time in period topic. You can use "Duration" instead a noun "Time", if it concerns topics such as length, while, time period. popular alternative
Mutual synonyms
How words are described
Both words in one sentence
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The Khajiit, a cat-like race on Tamriel whose mythology was heavily steeped in the two moons, used those as a basis for time, despite time otherwise being non-linear through this event's duration.
Source: Time Crash - In Skool Daze, there is an event where a student has the mumps and you must avoid all physical contact with him for the duration of break-time (a few minutes).
Source: Instant Illness -
In the same series, characters such as Death, his fellow Horsemen, and his granddaughter Susan, can move around "outside time" (time stops but duration continues).
Source: Time Stands Still
Cite this Source
Time and Duration. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/duration/time
Duration & Time. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/duration/time>.
Time or Duration. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/duration/time.
Google Ngram Viewer shows how "duration" and "time" have occurred on timeline