95 entries under addition topic. ×

4
appendix(noun, increase, delay, development, spread)
4
codicil(noun, increase, extra, additive)
4
increment(noun, increase, extra, adjunct)
4
line(noun, increase, course, track)
4
sustenance(noun, extension, persistence, maintenance)
3
continuing(noun, increase, strength, delay, development)
2
additive(noun, increase, extra)
2
assiduity(noun, extension, persistence, maintenance)
2
elongation(noun, increase, delay, development, spread)
2
enduring(noun, increase, strength, line, resolution)
2
enlargement(noun, increase, delay, development)
2
follow-up(noun, conclusion, follow-on)
2
increasing(noun, extension, persistence, maintenance)
2
lengthening(noun, increase, delay, development, spread)
2
maintaining(noun, extension, persistence, contention)
2
perpetuating(noun, extension, persistence, maintenance)
2
postponement(noun, increase, delay, development, spread)
2
producing(noun, extension, persistence, maintenance)
2
production(noun, increase, delay, development, line)
2
propagation(noun, extension, persistence, maintenance)
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APASmart Define. (2015). continuation thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/continuation/thesaurus/synonyms
ChicagoSmart Define. 2015. "continuation thesaurus" https://smartdefine.org/continuation/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, continuation thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/continuation/thesaurus/synonyms>.
MLASmart Define. "continuation thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/continuation/thesaurus/synonyms>