The word in the sentence that is
the predicate adjective: Hannah was generous in offering to help care for the
little stray kittens, is little stray.
The Brobdingnagians govern themselves with a somewhat socialist system under which, for example, everyone brings what they grow to town and takes home only what they need
I think it is metaphor, because it wasn't really exaggerating
It expresses the many types of English the Tan family uses.