Same spelling but different pronunciation.
So, we know homonyms. Same pronunciation but different spelling/meaning.
e.g. right and write
But, this word overseas has same spelling but different meaning/pronunciation.
adverb: overseas; /əʊvəˈsiːz/
in or to a foreign country, especially one across the sea. “he spent quite a lot of time working overseas”
adjective: overseas; /ˈəʊvəsiːz/
from, to, or relating to a foreign country, especially one across the sea. “overseas trips”
Is this also homonyms? Time to see its definition. It seems like. Are there more?