1
sustain
1
sustained action
1
sustaining(noun, increase, keep, line, care)
1
tabling
1
uninterrupted course
1
unremittingness
1
widening(noun, increase, delay, development, spread)
0
addition maintenance(expression, extension, persistence, continuance)
0
additional room(noun, expression, addition, wing, porch)
0
aliment(noun, keep, care, supply, perpetuation)
0
alimentation(noun, keep, care, supply, perpetuation)
0
alimony(noun, keep, care, supply, perpetuation)
0
allowance(noun, keep, care, supply, perpetuation)
0
ample
0
amplify
0
annexe
0
appendance
0
appendence
0
assembly(design, result, creation, management, preparation)
0
assiduity(extension, persistence, continuance)
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APASmart Define. (2015). prolongation thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prolongation/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolongation thesaurus" https://smartdefine.org/prolongation/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prolongation thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prolongation/thesaurus/synonyms>.
MLASmart Define. "prolongation thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/prolongation/thesaurus/synonyms>