rabbit
The French word for rabbit is 'lapin'. It is used in the same context as in English, to refer to the small mammal. It is a common word and used frequently in French conversation and literature.
The rabbit is in the garden
This sentence is a simple statement that mentions the location of a rabbit. Here 'Le lapin' means 'The rabbit' and 'est dans le jardin' means 'is in the garden'.
I have a white rabbit
In this sentence, a possession is indicated using the verb 'have'. 'J'ai' means 'I have', 'un lapin blanc' means 'a white rabbit'. The adjective 'blanc' (white) comes after the noun it describes, which is standard in French.
My rabbit is hungry
In this sentence, a state of the rabbit is being expressed. 'Mon lapin' means 'My rabbit' and 'a faim' is an idiomatic expression which directly translates to 'has hunger', but is understood as 'is hungry'.