GOOD APETITE IN ALL LANGUAGES:
بالهناء والشفاء / بالهنا والشفا (bil haná wal shifá) = may you have your meal with gladness and health! ARABIC
慢慢吃 (mànmàn chī!) - eat slowly = Chinese (mandarin)
食飯 (sihk faahn) - eat = Chinese (cantonese)
Добър апетит! (Dobãr apetit) = Bulgarian
잘 먹겠습니다 (jal meokkesseumnida) = Korean
עס געזונטערהײט (Es gezunterheyt!) = Yiddish
Καλή όρεξη! (Kali órexi!) = Greek
どうぞめしあがれ (douzo meshiagare) = Japanese
Ас болсын! (As bolsın!) = Kazakh
SMAKLIG MÅLTID = Swedish
JÓ ÉTVÁGYAT = Hungarian
EET SMAKELIJK = Dutch
VELBEKOMMEN - Danish
GUTEN APPETIT = German
AFIYET OLSUN = Turkish
BON APPETIT = French
BUON APPETITO = Italian
SELAMAT MAKAN = Indonesian
SMAAKLIKE ETE = African
LORF ANDOOS = Urdu /Farsi
LOO JEE MAZEY LOO = Punjabi :-)
DOBAR TEK = Croatian
GUDDEN APPETIT = Luxemburgish
IBUEN APETITO = Spanish
THOKOLEZA UKUDLA = Zulu
MWYNHEWCH EICH BWYD = Welsh
BOM APETITE = Portuguese
SMACZNEGO = Polish
BUEN PROVECHO = Puerto Rican Spanish and other Caribbean and Latin American countries
DOBRU CHUT = Slovak
TE BEFTE MIRE = Albanian
LUTF ANDOZ = Urdu