136 entries under noun topic. ×

4
expansion(increase, group, delay, development)
4
spread(verb, increase, delay, development)
4
stretching(increase, delay, development, spread)
3
augmentation(increase, delay, development, spread)
3
extent(increase, delay, development, spread)
3
keep(verb, care, supply, perpetuation)
3
prorogation
2
addendum(increase, delay, development, spread)
2
addition(increase, delay, development, spread)
2
adjunct(increase, delay, development, spread)
2
arm(increase, delay, development, spread)
2
branch(increase, delay, development, spread)
2
compass(increase, delay, development, spread)
2
continuing(increase, delay, development, line)
2
development(increase, delay, spread, addition)
2
endurance(increase, line, spread, course)
2
increase(delay, development, line, spread)
2
length
2
line(increase, course, track, extension)
2
orbit(increase, delay, development, spread)
11 years ago|6.6k views|share |citing 
APASmart Define. (2015). prolongation thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/prolongation/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolongation thesaurus" https://smartdefine.org/prolongation/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, prolongation thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/prolongation/thesaurus/synonyms>.
MLASmart Define. "prolongation thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/prolongation/thesaurus/synonyms>