tridominium /trī-dō-minˈi-əm/

Threefold rule

• subconsciously
• subconsciousness
• subcontiguous
• subcontinent
• subcontinental
• subcontinents
• subcontinuous
• subcontract
• subcontracted
• subcontracting
• subcontractings
• subcontractor
• subcontractors
• subcontracts
• subcontraries
• subcontrariety
• subcontrary
• subcool
• subcordate
• subcortex
• subcortexes
• subcortical
• subcortices
• subcosta
• subcostal