8
allergic
5
communicable
4
contagious
4
selfish
3
catching
3
contractable
3
transmissible
3
transmittable
2
a little dangerous
2
angry
2
black
2
cheap
2
corrupting
2
kind
1
boring
1
contaminating
1
creative(adjective, original, innovative, inventive, originative)
1
happy
1
jejune
1
niggardly
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APASmart Define. (2015). infectious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/infectious/thesaurus/related
ChicagoSmart Define. 2015. "infectious thesaurus" https://smartdefine.org/infectious/thesaurus/related (accessed September 24, 2026).
HarvardSmart Define 2015, infectious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/infectious/thesaurus/related>.
MLASmart Define. "infectious thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/infectious/thesaurus/related>