interswitchboard line /in-tər-swichˈbōrd or -börd līn/ (telecommunications)

• cost-account
• cost-accountant
• cost-accountants
• cost-accounted
• cost-accounting
• cost-accounts
• costae
• costal
• costalgia
• costalgias
• costals
• cost an arm and a leg
• co-star
• costard
• costardmonger
• costards
• Costa Rican
• Costa Ricans
• co-starred
• co-starring
• co-stars
• costate
• costated
• cost-benefit analysis
• cost-benefit assessment