Meaning of wunnerful in English:

wunnerful

Pronunciation /ˈwʌnəfʊl/ /-f(ə)l/

adjective

non-standard spelling of wonderful, representing US or dialect pronunciation
‘ain't life wunnerful!’
non-standard spelling of wonderful, representing US or dialect pronunciation

Pronunciation

wunnerful

/ˈwʌnəfʊl/ /-f(ə)l/