Backbone and Linchpin

Backbone noun - A central cohesive source of support and stability.

Linchpin is a synonym for backbone. In some cases you can use "Linchpin" instead a noun "Backbone".

Nearby Word: backboned

Linchpin noun - A central cohesive source of support and stability.

Backbone is a synonym for linchpin in chief support topic. You can use "Backbone" instead a noun "Linchpin".