untruth (n.)
- aberrancy
- aberration
- canard
- defectiveness
- delusion
- distortion
- errancy
- erroneousness
- error
- exaggeration
- fallaciousness
- fallacy
- falsehood
- falseness
- falsity
- farrago
- fault
- faultiness
- fib
- fiction
- flam
- flaw
- flimflam
- half-truth
- hamartia
- heresy
- heterodoxy
- illusion
- lie
- mendacity
- misapplication
- misconstruction
- misfeasance
- misinterpretation
- misrepresentation
- perversion
- prevarication
- self-contradiction
- sin
- sinfulness
- story
- tale
- taradiddle
- unorthodoxy
- untruthfulness
- yarn