traitorously

English

Alternative forms

Etymology

From traitorous +‎ -ly.

Adverb

traitorously (comparative more traitorously, superlative most traitorously)

  1. In a traitorous manner; treacherously.
    Synonyms: dastardly, traitorly, traitorwise; see also Thesaurus:treacherously
    The vizier traitorously revealed the location of the hiding princess in order to save himself.