falseheartedly, dishonorably, roguishly, perfidiously, disloyally, basely, under the garb of, knavishly, underhandedly, unfaithfully, unjustly, unscrupulously, faithlessly, insincerely, hypocritically, wrong, treacherously
erroneously (part of speech: adverb)
deceptively (part of speech: adverb)
falsely (part of speech: adverb)
pretentiously (part of speech: adverb)
wrongly (part of speech: adverb)
- Smoothly or not, if I discover that he has spoken falsely, he is answerable to me. - "The Complete Project Gutenberg Works of George Meredith", George Meredith.
- The alternative: " Either inarticulate intuition or else barren abstract reasoning," is falsely stated. - "The Sources Of Religious Insight", Josiah Royce.
- But these authors condemn the errors which they here falsely suppose to be common. - "The Grammar of English Grammars", Goold Brown.