1
false profession(noun, expression, display, deception, lie)
1
false show
1
falsehood(noun, deception, mistake, error, deviation)
1
falseness(noun, pretense, duplicity, falsity, inaccuracy)
1
faultiness(noun, deception, mistake, error, falsehood)
1
feigning
1
feint
1
fib(cover, line, lie, stall, falseness)
1
fibbing(noun, cover, line, lie, lying)
1
four-flushing
1
fraudulence(noun, falseness, falsity, inaccuracy, spuriousness)
1
front
1
gilt
1
glibness(noun, display, deception, lie, fraud)
1
hedging(noun, cover, line, lie, lying)
1
heresy(noun, deception, mistake, error, falsehood)
1
humbug
1
humbuggery
1
illogicality(noun, deception, mistake, error, falsehood)
1
illusion(noun, deception, mistake, vision, error)
11 years ago|1.7k views|share |citing 
APASmart Define. (2015). speciousness thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/speciousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "speciousness thesaurus" https://smartdefine.org/speciousness/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, speciousness thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/speciousness/thesaurus/synonyms>.
MLASmart Define. "speciousness thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/speciousness/thesaurus/synonyms>