1) Burdened 2) Deceitfully 3) Deceptively 4) Dishonestly 5) Illegally 6) In an incorrect manner 7) In an insincere manner 8) In bad faith 9) In spite of the facts 10) Incorrectly 11) One way to be accused 12) Unfairly 13) With forked tongue 14) With no basis Found on https://www.crosswordclues.com/clue/falsely
False'ly adverb In a false manner; erroneously; not truly; perfidiously or treacherously. 'O falsely , falsely murdered.' Shak. « Oppositions of science, falsely so called.» 1 Tim. vi. 20. « Will ye steal, murder . . . and swear falsely ... Found on http://www.encyclo.co.uk/webster/F/5
adverb in an incorrect manner; `to credit Lister with the first formulation of the basic principle of stratigraphy would be to bestow credit falsely` Found on https://www.encyclo.co.uk/local/20974