5
falsely(adverb, deceitfully, fraudulently)
5
mendaciously
4
deceitfully(adverb, fraudulently)
3
dishonestly(adverb, deceitfully, fraudulently)
3
insincerely
3
untruly
2
fallaciously
2
hypocritically
2
inaccurately
2
misleadingly(adverb, deceitfully, fraudulently)
2
underhandedly(adverb, deceitfully, fraudulently)
2
untruely
2
wrongly
1
erroneously
1
incorrectly
1
unfoundedly
1
unreliably
0
bogus
0
catty
0
corruptly
<123>
13 years ago|1.2k views|share |citing 
APASmart Define. (2013). untruthfully thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/untruthfully/thesaurus/synonyms
ChicagoSmart Define. 2013. "untruthfully thesaurus" https://smartdefine.org/untruthfully/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, untruthfully thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/untruthfully/thesaurus/synonyms>.
MLASmart Define. "untruthfully thesaurus" 28 June 2013. Web. 20 September 2026. <https://smartdefine.org/untruthfully/thesaurus/synonyms>