Synonyms|408Antonyms|50|Broader|15Narrower|29Related|153
2
serum
2
shield
2
snag(hindrance, impediment, discouragement)
2
stay
2
thwarting(watchful, opposing, defending, protective, protecting)
2
vaccine
1
admonitory
1
aegis
1
antacid
1
antifertility
1
antiseptic(noun, agent)
1
bar(noun, difficulty, hindrance, obstacle, impediment)
1
blockading
1
buffer
1
bulwark
1
bumper
1
clogging
1
copyright
1
counteracting agent
1
counteragent
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APASmart Define. (2015). preventive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/preventive/thesaurus/synonyms
ChicagoSmart Define. 2015. "preventive thesaurus" https://smartdefine.org/preventive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, preventive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/preventive/thesaurus/synonyms>.
MLASmart Define. "preventive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/preventive/thesaurus/synonyms>