We don't have synonyms for verteber yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are vertebr, verderer and vertebra.
(n) :
Obsolete form of vertebra. [(anatomy) Any of the bony or cartilaginous segments which make up the backbone, consisting in some lower vertebrates of several distinct elements which never become united, and in higher vertebrates having a short more or less cylindrical body whose ends articulate by pads of elastic or cartilaginous tissue with those of adjacent vertebrae and a bony arch that encloses the spinal cord.]
(n) :
Obsolete form of vertebra. [(anatomy) Any of the bony or cartilaginous segments which make up the backbone, consisting in some lower vertebrates of several distinct elements which never become united, and in higher vertebrates having a short more or less cylindrical body whose ends articulate by pads of elastic or cartilaginous tissue with those of adjacent vertebrae and a bony arch that encloses the spinal cord.]