Below are possible answers for the crossword clue Backbone.
4 letter answer(s) to backbone
GRIT
a hard coarse-grained siliceous sandstone
clench together; "grit one's teeth"
cover with a grit; "grit roads"
fortitude and determination; "he didn't have the guts to try it"
12 letter answer(s) to backbone
SPINALCOLUMN
5 letter answer(s) to backbone
SPINE
a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
a small sharp-pointed tip resembling a spike on a stem or leaf
any sharply pointed projection
the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved; "the title and author were printed on the spine of the book"
the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
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