Veloma
People in Canada speak English, so I imagine they would say 'bye'
masalama
selika
uhi
adios
In Puerto Rico, people commonly say "Β‘Hola!" for hello and "AdiΓ³s" for goodbye. Additionally, a more informal way to say goodbye is "Chao."
People say goodbye as life is very uncertain, the two may not see each other next day as one could be dead.
In Cebuano, you can say "paalam" to say goodbye.
"Hello" is aloha, which can be used to greet people or say goodbye. Another way to say goodbye is a hui hou, which means "until we meet again."
see you later alligator
In Beijing, people typically say "εθ§" (zΓ i jiΓ n) to say goodbye in Chinese.