rabbet / rabbit are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
rabbet: (noun) a rectangular groove made to hold two pieces together. (verb) join with a rabbet joint. (verb) cut a rectangular groove into.
rabbit: (noun) any of various burrowing animals of the family Leporidae having long ears and short tails; some domesticated and raised for pets or food. (noun) flesh of any of various rabbits or hares (wild or domesticated) eaten as food. (verb) hunt rabbits.
rabbet: NA
rabbit: r·AE·b·ah·t
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)