Open English Wordnet
Nouns
(n)skeleton, skeleton in the closet, skeleton in the cupboarda scandal that is kept secret“there must be a skeleton somewhere in that family's closet”
(n)skeletal system, skeleton, frame, systema skeletalethe hard structure (bones and cartilages) that provides a frame for the body of an animal
(n)skeleton, skeletal frame, frame, underframethe internal supporting structure that gives an artifact its shape“the building has a steel skeleton”