linchpin

Preposition: of

• network: Skills Academies will be the employer-led linchpin of a new network of specialist colleges and training providers.
• strategy: A smoother transition from secondary to primary is another linchpin of the strategy.
• system: Fire support planning and coordination is the operational linchpin of the fire support system.

Converse of object

become: Over the last two years, web marketing and online booking have become the linchpins of tourism in Wales.

Adjective modifier

• employer-led: Skills Academies will be the employer-led linchpin of a new network of specialist colleges and training providers.
• defensive: Peterborough Herald BARRY Fry has been handed a major hammer blow with defensive linchpin Simon Rea facing up to another injury nightmare.