say no to or turn down

decline

verb|/dɪˈklaɪn/

To politely refuse or say no to something

Examples

In a meeting

I'll have to decline the invitation due to scheduling conflicts.

Over coffee

She declined dessert because she was too full.

Why this word

refuse

decline is more polite and formal, often used in professional contexts where courtesy matters

reject

decline is softer and less absolute, suggesting thoughtful consideration rather than outright dismissal

turn down

decline is more formal register, appropriate for business writing and official communications

Usage tip

Use as a polite, formal way to refuse; softer than simply saying 'no' and appropriate for professional settings

Etymology

Latin 'declinare' from 'de-' (away, down) + 'clinare' (to bend, lean)

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