helpline // noun [C] (BrE)

a telephone service that provides advice and information about particular problems:

a 24-hour telephone helpline

a health helpline

• first half
• first in, first out
• first-line manager
• first mover
• first order of business
• first refusal
• first-round financing
• first section
• first tier
• first-tier supplier
• first-time
• fiscal
• fiscal drag
• fiscal policy
• fiscal year
• fishbone diagram
• fishery
• fish farm
• fit
• fitness
• fitter
• five-and-dime
• five nines
• fix
• fixed