2
tapering(verb, diminishing)
2
tempering
2
tranquilization(soothing, moderation, pacification, conciliation, accession)
2
trimming(verb, diminishing, subtracting)
2
wasting(verb, adjective, declining, falling, decreasing)
2
weeding(verb, diminishing, subtracting)
2
worsening(noun, adjective, drop, decline, fall)
1
abasement(noun, drop, decline, decrease, decay)
1
abbreviation(noun, decrease, depression, reduction, abstract)
1
abrading(verb, detracting)
1
accruing
1
allayment
1
analgesia
1
analgesic
1
anesthesia
1
anesthetizing
1
attritional
1
backflow(noun, drop, decrease, retreat, wane)
1
backsliding(noun, drop, fall, failure, deterioration)
1
casualty
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APASmart Define. (2015). lessening thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lessening/thesaurus/synonyms
ChicagoSmart Define. 2015. "lessening thesaurus" https://smartdefine.org/lessening/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, lessening thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lessening/thesaurus/synonyms>.
MLASmart Define. "lessening thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/lessening/thesaurus/synonyms>