| Main Entry: | |
| Part of Speech: | adverb |
| Definition: | deceitfully |
| Synonyms: | basely, behind one's back, crookedly, dishonestly, dishonorably, disloyally, faithlessly, falseheartedly, malevolently, maliciously, perfidiously, roguishly, traitorously, treacherously, underhandedly, unfaithfully, unscrupulously |
| Antonyms: | honestly, truthfully |
| Main Entry: | unduly |
| Part of Speech: | adverb |
| Definition: | excessively |
| Synonyms: | disproportionately, ever, extravagantly, extremely, illegally, immensely, immoderately, improperly, indecorously, inordinately, out of proportion, over, overfull, overly, overmuch, too, underhandedly, unfairly, unjustifiably, unjustly, unnecessarily, unreasonably |
| Antonyms: | moderately, reasonably, sensibly |
| Main Entry: | untruthfully |
| Part of Speech: | adverb |
| Definition: | dishonestly |
| Synonyms: | crookedly, deceivingly, deceptively, falsely, mendaciously, slyly, underhandedly, untruly, wrongly |
| Main Entry: | overmuch |
| Part of Speech: | adverb |
| Definition: | unduly |
| Synonyms: | disproportionately, ever, excessively, extravagantly, extremely, illegally, immensely, immoderately, improperly, indecorously, inordinately, out of proportion, over, overfull, overly, too, underhandedly, unfairly, unjustifiably, unjustly, unnecessarily, unreasonably |