Synonyms|63Antonyms|0|Broader|2Narrower|2Related|36
11
spine(noun, back, backbone)
8
backbone(noun, back, bone, spine)
7
spinal column(noun, expression, idiom, back, bone)
6
back
5
vertebral column(noun, expression, idiom, back, bone)
3
prickle
2
anchor
2
binding
2
bone
2
chine(noun, back, bone)
2
dorsum
2
linchpin
2
lynchpin
1
axis
1
backrest
1
cover
1
grit
1
gumption
1
guts
1
mainstay
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APASmart Define. (2015). rachis thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/rachis/thesaurus/synonyms
ChicagoSmart Define. 2015. "rachis thesaurus" https://smartdefine.org/rachis/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, rachis thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/rachis/thesaurus/synonyms>.
MLASmart Define. "rachis thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/rachis/thesaurus/synonyms>