no
Winnie the pooh made up the Egyptian language... :D
If in your question, "Singapore" is a language, then well, you still say Good Day. Otherwise, people greet with whatever language or way they are used to, be it "Hi", "Hello", and similar meanings in any language they prefer to greet in.
They say "namaste"
grettings
mabuhay in egypt
The Egyptian language is Arabic. In Arabic, good afternoon is said: masaa alkher
In Egyptian Arabic, you can say "صباح الخير" (pronounced: sabah al-khayr) to greet someone with "good morning."
In Dinka language, you can greet someone by saying "Duu taa?" which means "How are you?" or "Ko?" which means "What's new?"
We greet by saying "Namaskar" which means Namaste
In Pedi language, you say "Dumela" to greet someone, which translates to "Hello" in English.
In Nepali, you can say "Namaste" to greet someone.
Not to is not used to greet someone.
In Abenaki, you can say "Aaniin" to greet someone, which means "hello" in the language.
In Bannock language, you can say "Wačoni" to greet someone, which means hello or welcome.
How do you write a TR0LL question? You can't greet the spanish language!
In Filipino language, you can say "magandang hapon" to greet someone with "good afternoon."
In Brazilian Portuguese, you say "Olá" to greet someone.