18 entries under behavior topic. ×

19
traitor(noun, person, trust, informer)
17
betrayer(noun, person, trust, source)
16
renegade(noun, verb, person, abandon, approach)
10
defector(noun, feature, person, approach)
10
double-dealer(noun, person, traitor, betrayer)
10
recreant(noun, person, approach, traitor)
9
deserter(noun, feature, person, approach)
7
blackleg(noun, feature, person, tergiversation)
7
ratter(noun, person, traitor, betrayer)
6
snake(noun, person, rotten, bug)
6
talebearer(noun, feature, person)
5
cain(noun, person, traitor, betrayer)
5
runagate(noun, feature, person, approach)
4
rogue(noun, feature, person)
4
serpent(noun, person, traitor, betrayer)
2
changeling(noun, person, traitor, betrayer)
1
quisling(noun, person, traitor, betrayer)
1
traditor(noun, person, traitor, betrayer)
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APASmart Define. (2015). rat thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/rat/thesaurus/synonyms
ChicagoSmart Define. 2015. "rat thesaurus" https://smartdefine.org/rat/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, rat thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/rat/thesaurus/synonyms>.
MLASmart Define. "rat thesaurus" 21 April 2015. Web. 20 September 2026. <https://smartdefine.org/rat/thesaurus/synonyms>