solecism (n.)
- anachronism
- anacoluthon
- antiphrasis
- argument
- barbarism
- bloomer
- blooper
- blunder
- boner
- boo-boo
- boob
- botch
- breach
- break
- bull
- bungle
- catachresis
- claptrap
- corruption
- error
- fallacy
- fault
- flub
- fluff
- fumble
- gaffe
- gaucherie
- impropriety
- incongruity
- inconsistency
- indecorum
- indiscretion
- infelicity
- lapse
- malaprop
- malapropism
- misconstruction
- mispronunciation
- mistake
- moonshine
- paralogism
- slip
- sophism
- sophistry
- spoonerism
- stupidity
- violation
- vulgarism