7
rind(noun, covering, skin, layer)
5
bark(noun, plant, covering, layer)
4
cerebral cortex(noun, expression, idiom)
4
crust(noun, covering)
4
shell(noun, covering)
3
peel(noun, covering)
3
husk(noun, covering)
3
pallium
3
skin
2
cerebral mantle(noun, expression, idiom)
2
coat(noun, covering)
2
integument
2
test
1
adrenocortical
1
armature
1
armor
1
body armor
1
border
1
buckler
1
bulletproof vest
11 years ago|2.5k views|share |citing 
APASmart Define. (2015). cortex thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/cortex/thesaurus/synonyms
ChicagoSmart Define. 2015. "cortex thesaurus" https://smartdefine.org/cortex/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, cortex thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/cortex/thesaurus/synonyms>.
MLASmart Define. "cortex thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/cortex/thesaurus/synonyms>