Not necessarily. In many instances there are more than one way to pronounce things. Consult a good dictionary, it will list acceptable pronunciations in the order of preference.
no.
Probably wrong language, or wrong spelling/pronunciation. More context would help.
no.
A word with the same pronunciation as another but with a different meaning is called a homophone.
Polish and polish. Polish as in the Polish Hotdogs. And polish as in I polish my nails
It's common for people to mispronounce the word "pronunciation."
The way the word "wrong" is pronounced might seem ironic, but it's simply a matter of language and pronunciation conventions. English is a complex language with numerous exceptions, irregularities, and historical influences, so it's not uncommon for certain words to have pronunciation patterns that don't align with their spelling.
困難 Pronunciation: Kon'nan
Variation of pronunciation refers to the differences in how words are pronounced by different speakers or in different dialects or accents. Pronunciation can vary due to regional differences, individual speaking styles, or language evolution over time.
pronunciation are different. different meanings.
Is a name. The same in english, but different pronunciation.
heterophone