Synonyms for perfidiously | Synonym.com

Synonyms for perfidiously

We couldn't find any exact matches, but here are some similar words.

1. insidiously (r.)

in a harmfully insidious manner

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2. banefully (r.)

in a noxiously baneful way

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3. punic (s.)

tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans

Synonyms: Antonyms: