FALSELY, adverb fols'ly. 1. In a manner contrary to truth and fact; not truly; as, to speak or swear falsely; to testify falsely 2. Treacherously; perfidiously. Swear to me - that thou wilt not deal falsely with me. Genesis 21:23. 3. Erroneously; by mistake.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI