"Ola"呢個字係咩語言，好似係打招呼時用的

OLA means WAVE in Spanish.
- The waves on the ocean's water.
- Atmospheric fhenomenon which make a sudden fluctuation on the temperature of an specific place. Example: Cold wave(ola de frio), heat wave(ola de calor), etc.

HOLA means HELLO in Spanish.
- Greeting: 【HELLO, how are you?】←→【HOLA, como estas?】

OLA and HOLA got the same pronunciation which is just like “哦啦”, but beware with how they are written, ok? their only difference is the "H" at the beggining!

Hope all this can Help you. Have a Nice Day! ^-^

是葡文呢ga....你好的意思...

Spanish
Hola - (pronounced as oh-la) means Hi~