Flouperfidy
(n.) The ultimate betrayer. Never trust flouperfidies. They are filled with lies and deceit.
(adj.) Acting deceitfully
(adj.) Acting deceitfully
Will: Vicky is such a flouperfidy...
Jerome: I know, right?
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Angela: Gosh, Sam, you're being so flouperfidy lately!
Jerome: I know, right?
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Angela: Gosh, Sam, you're being so flouperfidy lately!