Annabella
[ænəˈbɛlə]Meaning
Latinate form of Annabel, or a combination of Anna and Latin bella "beautiful".
Background Story
Annabella is the Latinate form of Annabel, and Behind the Name also records it as interpretable as a combination of Anna and the Latin or Italian bella, meaning "beautiful". The same source lists it as used in Ancient Roman, Late Roman, Dutch, French, Portuguese and Spanish, and Wiktionary gives its origin language as Latin.
Variations
Annabel, Anna Bella, Annabell

Related Names
Adonka
Adriana
Latin, the feminine of Adrian — 'from Hadria', a town in northern Italy.
Alessia
Italian feminine form of alexius
Alica
Slovak form of Alice.
Alina
Short form of Adelina and Albina, and of names ending in -alina
Allanna
A female given name, a latinized feminine form of Alan
Angela
Feminine form of Angelus, from the Greek angelos, messenger
Aoife
From Old Irish Aífe, derived from óiph, meaning "beauty" (modern Irish aoibh)
Arabella
Medieval scottish name, probably a variant of annabel
Ariana
Portuguese form of Ariadne