fabulous

adjectives

extremely pleasing
"a fabulous vacation"
fab, fabulous
based on or told of in traditional stories; lacking factual basis or historical validity
"mythical centaurs"; "the fabulous unicorn"
fabulous, mythic, mythical, mythologic, mythological
is derived from
fable
is derived from
fable
barely credible
"the fabulous endurance of a marathon runner"
fabulous
is derived from
fable
is similar to
beyond belief or understanding
"at incredible speed"; "the book's plot is simply incredible"
incredible, unbelievable