10
protective(adjective, help, caring, watchful, safety)
7
conservative(adjective, help, caring, watchful, opposing)
5
additive(noun, adjective, ingredient, preservation)
4
formaldehyde(noun, compound, vinegar)
4
conservatory(noun, adjective, saving)
4
guardian(noun, safety)
4
preservatory
4
prophylactic(noun, disinfectant, sterilizer)
4
salt(noun, compound)
3
brine(noun, solution)
3
conservational
3
defensive(adjective, watchful, saving, protective)
3
preserver(noun, preservation)
3
preventive(noun, adjective, alert, watchful, opposing)
3
protecting(alert, caring, watchful, safety, opposing)
2
vinegar(noun, deep, compound, marinade, saline)
2
condom
2
conservator
2
conserving(adjective, frugal, protective, preserving)
2
preserving(adjective, frugal, protective)
<1234510>
11 years ago|3.9k views|share |citing 
APASmart Define. (2015). preservative thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/preservative/thesaurus/synonyms
ChicagoSmart Define. 2015. "preservative thesaurus" https://smartdefine.org/preservative/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, preservative thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/preservative/thesaurus/synonyms>.
MLASmart Define. "preservative thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/preservative/thesaurus/synonyms>