/ Thesaurus / N Synonyms of nervus accessorius Find synonyms for: Noun1. accessory nerve, spinal accessory, nervus accessorius, eleventh cranial nerve, cranial nerveusage: arises from two sets of roots (cranial and spinal) that unite to form the nerveWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language