What is a simple example of accent?
One example is a New York City accent. They might say "bwoll" (/ˌbwɔːl/) instead of ball (normally /ˌbɑːl/ in America), like used in sports and games; or they might say "hwot dwog" (/ˌhwɔːt dwɔːɡ/) instead of hot dog (normally /ˌhɑːt dɑːɡ/ or /ˌhɑːt dɔːɡ/ in that country).
One example is a New York City accent. They might say "bwoll" (/ˌbwɔːl/) instead of ball (normally /ˌbɑːl/ in America), like used in sports and games; or they might say "hwot dwog" (/ˌhwɔːt dwɔːɡ/) instead of hot dog (normally /ˌhɑːt dɑːɡ/ or /ˌhɑːt dɔːɡ/ in that country).