45 entries under expansion topic. ×

13
increase(noun, advance, increase, raise, rise)
11
access(noun, advance, raise, gain, rise)
11
addition(noun, advance, increase, raise, rise)
11
augmentation(noun, advance, increase, raise, gain)
10
increment(noun, advance, increase, raise, gain)
10
rise(noun, advance, increase, raise, boost)
9
accretion(noun, advance, increase, raise, gain)
8
enlargement(noun, advance, increase, raise, gain)
8
raise(noun, verb, advance, increase, position)
7
gain(noun, increase, raise, rise, development)
7
extension(noun, increase, raise, gain, rise)
5
growth(noun, advance, increase, raise, gain)
4
accrual(noun, increase, raise, gain, rise)
4
accumulation(noun, increase, raise, gain, rise)
4
development(noun, increase, raise, gain, rise)
4
reinforcement(noun, increase, rise, growth, extra)
3
aggrandizement(noun, advance, increase, raise, gain)
3
spread(noun, increase, raise, gain, rise)
2
boost(noun, advance, increase, raise, gain)
2
buildup(noun, increase, rise, growth, gathering)
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APASmart Define. (2016). accession thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/accession/thesaurus/synonyms
ChicagoSmart Define. 2016. "accession thesaurus" https://smartdefine.org/accession/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, accession thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/accession/thesaurus/synonyms>.
MLASmart Define. "accession thesaurus" 31 March 2016. Web. 20 September 2026. <https://smartdefine.org/accession/thesaurus/synonyms>