Itaintnothing

1 clue
Denial that has grammarians up in arms
Similar answers:
Admitnothing
Aintseennothingyacht
Allornothing
Amounttonothing
Andeatnothingbutbread
Assumenothing
Awlornothing
Badfornothing
Buynothingday
Cometonothing
Copshavenothingtogoon
Donexttonothing
Donothing
Donothinguseful
Dontsatnothing
Doubleornothing
Feelnothing
Fornothing
Fornothings
Goesnothing