Bon anniversaire ma soeur!
"Happy birthday, Sister" - "Manuia lou aso fanau, Uso"
"bon anniversaire à toi ma chère soeur"
You can say "Happy birthday Sister" or "Happy birthday (insert her name here)"
"Bonaniversè" is how you would say Happy Birthday in Louisiana Creole French.
happy birthday = joyeux anniversaire and bon anniversaire
Bon anniversaire ma chère soeur
In French Canada "Happy Birthday" would be "bonne fete" (with a circumflex accent over the first e) . For a Sister (nun) this would be perhaps more appropriate in France as the salutation would translate as "happy celebration of the saint you are named for" day.
Eddie Joyeux anniversaire Happy Birthday Eddie
happy birthday to my beautiful sister translates as Alles Gute zum Geburtstag meine schöne Schwester
joyeux anniversaire
To say "happy birthday" to a male friend in French, you would say "Joyeux anniversaire, cher ami" which translates to "Happy birthday, dear friend."
L'anniversaireTo say "happy birthday" - Joyeux anniversaire!(In French Canada, the phrase "bonne fête", literally "happy party" is also used to say "Happy Birthday" although technically it applies to a patron saint's day)