"African" is not a language. Africa is a continent that contains 54 countries and more than 2100 completely different languages. Some estimates place the number of languages at around 3000.
If you have any quesitons about African languages, you will have to specify the language.
The most prominent languages spoken in Africa are:
Afrikaans
Amharic
Arabic
English
French
Fula
Hausa
Igbo
Oroma
Somali
Swahili
Yoruba
Zulu
Just as in your question !They tend to say "Happy Christmas" instead of "Merry".Merry Christmas
In Yoruba language, you can say "E ku odun, e ku ise" which translates to "Merry Christmas and happy New Year."
You say ' Merry Christmas' in the UK.
merry christmas
"Merry Christmas"
merry christmas
Merry christmas
Merry Christmas
merry Christmas= Christmas aashamsakal
Hanukkah is a holiday, not a language. You cannot say "Merry Christmas in Hanukkah. That's like asking: "How do you say Merry Christmas in Easter" I think he means how do you say merry Christmas in Hebrew
Merry Christmas
Merry Christmas