infrastructure /inˈfrə-struk-chər/

1. Inner structure, structure of component parts
2. A system of communications and services as backing for military, commercial, etc operations

• suboffice
• subofficer
• subofficers
• suboffices
• subopercula
• subopercular
• suboperculum
• suboptimal
• suborbital
• suborder
• suborders
• subordinacy
• subordinal
• subordinaries
• subordinary
• subordinate
• subordinate clause
• subordinate clauses
• subordinated
• subordinated debt
• subordinately
• subordinateness
• subordinatenesses
• subordinates
• subordinating