15 entries under infectious topic. ×

22
catching(verb, adjective, move, widespread, toxic)
16
communicable(adjective, move, able, widespread, catching)
13
epidemic(noun, adjective, widespread, catching, toxic)
8
transmittable(adjective, catching, toxic, spreading)
8
taking(verb, adjective, move, catching)
4
endemic(adjective, widespread, wide-ranging, communicable)
2
transferable(adjective, catching, toxic, spreading)
1
pandemic(adjective, widespread, catching, wide-ranging)
0
communicative(adjective, communicable)
0
prevailing(widespread, wide-ranging)
0
prevalent(widespread, wide-ranging)
0
rampant(widespread, wide-ranging)
0
rife(widespread, wide-ranging)
0
wide-ranging
-1
expansive(adjective, communicable)
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APASmart Define. (2015). contagious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/contagious/thesaurus/synonyms
ChicagoSmart Define. 2015. "contagious thesaurus" https://smartdefine.org/contagious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, contagious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/contagious/thesaurus/synonyms>.
MLASmart Define. "contagious thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/contagious/thesaurus/synonyms>