nothing at all
nounfemininecoloquial/nəˈdiɲə/medium
na·di·nha
Definition
A very small or insignificant amount or thing; emphatic or affectionate way of saying 'nothing'.
I didn't eat a thing for breakfast. / He hasn't changed one bit since I last saw him.
Etymology
Diminutivo de 'nada', com o sufixo '-inha' (feminino).