This is the 5425th most frequent French word.
bella
"Bella" is not a French word; it is Italian and means "beautiful" (feminine).
'Bella' is used here as a noun, referring to the concept of the name itself.
Bella est un prénom courant en Italie.
Bella is a common name in Italy.
The word 'Bella' here functions as a proper noun, specifically a name for a cat.
La féline s'appelle Bella.
The feline is named Bella.
The word 'bella' here is used informally as an adjective meaning 'beautiful', borrowed from Italian.