4
annex(noun, increase, delay, development, spread)
4
expansion(noun, increase, group, delay, development)
4
spread(noun, verb, increase, delay, development)
4
stretching(noun, increase, delay, development, spread)
3
adjournment
3
augmentation(noun, increase, delay, development, spread)
3
deferral
3
durability(endurance, stability, persistence, steadiness)
3
extent(noun, increase, delay, development, spread)
3
keep(noun, verb, care, supply, perpetuation)
3
procrastination
3
prolonging(extension, persistence, continuance)
3
prorogation(noun, lateness)
3
tension(growth, length)
2
addendum(noun, increase, delay, development, spread)
2
addition(noun, increase, delay, development, spread)
2
adjunct(noun, increase, delay, development, spread)
2
arm(noun, increase, delay, development, spread)
2
branch(noun, increase, delay, development, spread)
2
compass(noun, increase, delay, development, spread)
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APASmart Define. (2015). prolongation thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/prolongation/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolongation thesaurus" https://smartdefine.org/prolongation/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, prolongation thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/prolongation/thesaurus/synonyms>.
MLASmart Define. "prolongation thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/prolongation/thesaurus/synonyms>