grotesque
/grō-ˈtesk/
noun
a style of decorative art characterized by fanciful or fantastic human and animal forms often interwoven with foliage or similar figures that may distort the natural into absurdity, ugliness, or caricature
a piece of work in this style
one that is grotesque
an ornate structure, embellished with grotesques
adjective
of, relating to, or having the characteristics of the grotesque: such as
fanciful, bizarre
absurdly incongruous
a grotesque Halloween costume