fallacy (n.)

• aberrancy
• aberration
• antinomianism
• argument
• befooling
• casuistry
• circularity
• circumvention
• claptrap
• deception
• deceptiveness
• defectiveness
• delusion
• disingenuousness
• distortion
• dupery
• elusion
• entanglement
• entrapment
• equivocalness
• equivocation
• errancy
• erroneousness
• error
• evasion
• fallaciousness
• falsehood
• falseness
• falsity
• fault
• faultiness
• flaw
• flimflam
• fooling
• hallucination
• hamartia
• heresy
• heterodoxy
• illusion
• inconsistency
• insincerity
• jesuitism
• jesuitry
• mirage
• misapplication
• miscalculation
• misconception
• misconstruction
• misfeasance
• misinterpretation
• mistake
• misunderstanding
• moonshine
• mystification
• obfuscation
• obscurantism
• pantheism
• paralogism
• perversion
• phantasm
• plausibility
• plausibleness
• quibble
• rationalization
• self-contradiction
• self-deception
• sin
• sinfulness
• solecism
• sophism
• sophistication
• sophistry
• speciousness
• spuriousness
• subterfuge
• subtlety
• trickiness
• unorthodoxy
• untruth
• untruthfulness
• victimization
• vision
• wrong
• wrongness