SynonymX
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Keystone
Definition of Keystone
1.
A central cohesive source of support and stability
Noun
2.
The central building block at the top of an arch or vault
Noun
Synonyms for word "keystone"
headstone
key
anchor
backbone
linchpin
lynchpin
mainstay
Semanticaly linked words with "keystone"
support
arch
building block
coign
coigne
quoin
Hyponims for word "keystone"
support
building block