17 entries under organism topic. ×

28
disease(noun, health, biology, body, disorder)
25
infection(noun, health, biology, body, disorder)
18
germ(noun, health, biology, body, thing)
16
illness(noun, health, disorder, disease)
15
bug(noun, biology, body, disorder, bother)
11
microbe(noun, health, biology, body, thing)
11
ailment(noun, health, disorder, disease, collapse)
10
bacillus(noun, health, biology, body, thing)
10
microorganism(noun, health, illness, sickness)
9
bacterium(noun, biology, animal, creature, body)
8
bacteria(noun, health, creature, disease)
7
pathogen(noun, health, thing, bug)
7
sickness(noun, health, disorder, disease, collapse)
3
protozoa(noun, biology, body, microorganism)
2
influenza(noun, health, creature)
2
bacteriophage(noun, health, creature)
1
queasiness(noun, health, creature, disease, illness)
10 years ago|10k views|share |citing 
APASmart Define. (2015). virus thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/virus/thesaurus/synonyms
ChicagoSmart Define. 2015. "virus thesaurus" https://smartdefine.org/virus/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, virus thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/virus/thesaurus/synonyms>.
MLASmart Define. "virus thesaurus" 20 November 2015. Web. 29 September 2026. <https://smartdefine.org/virus/thesaurus/synonyms>