11
term(noun, time, part, portion, period)
8
quarter(noun, time, division, period, term)
7
period(noun, term)
7
session(noun, time, period, term, tenure)
6
time
5
year
4
decade
4
half
4
hour
4
millisecond
4
minute
4
month
4
portion(noun, part, division, quadrant, fourth)
4
second
4
week
4
course(noun, term)
4
duration
4
span(noun, time, part, portion, period)
3
microsecond
3
millennium
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APASmart Define. (2015). semester thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/semester/thesaurus/synonyms
ChicagoSmart Define. 2015. "semester thesaurus" https://smartdefine.org/semester/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, semester thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/semester/thesaurus/synonyms>.
MLASmart Define. "semester thesaurus" 30 October 2015. Web. 22 September 2026. <https://smartdefine.org/semester/thesaurus/synonyms>