Decline vs Reject

When to use each in English, with meaning, register, and examples.

Decline

Top 1,000 (very common)B2verb

Reject

Top 2,000 (common)B1verb
Most common: Decline
 DeclineReject
Pronunciation🇬🇧 /["/dɪˈklaɪn/","/dɪˈklaɪnz/","/dɪˈklaɪnd/","/dɪˈklaɪnɪŋ/"]/🇺🇸 /["/dɪˈklaɪn/","/dɪˈklaɪnz/","/dɪˈklaɪnd/","/dɪˈklaɪnɪŋ/"]/🇬🇧 //rɪˈdʒɛkt//🇺🇸 //rɪˈdʒɛkt//
Meaningto say no to something or to become less.To say no to something or someone.
ExampleShe decided to decline the invitation to the party.She decided to reject the job offer due to low salary.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2B1
Part of speechverbverb
Collocationsconsiderably, dramatically, drastically, by, from, to, decline in importance, numbers, size, etc., politely, respectfullyreject an offer, reject an idea, reject a proposal, reject a candidate
Antonymsaccept, agree, approveaccept, embrace, approve
Common mistakesConfused with 'refuse' - 'decline' can sound more polite., Using 'decline' without an object (e.g., 'I will decline' is incomplete without specifying what)., Mistaking 'decline' for a physical action rather than a polite refusal.Confused with 'refuse' - 'reject' is more formal., Using 'reject' without an object - remember to say what is being rejected.
Usage notesUse 'decline' in formal settings to refuse an offer or request. In informal contexts, 'turn down' is more common. Don't confuse 'decline' with 'decrease'—the former involves refusal, while the latter refers to reduction.Use 'reject' when declining offers, ideas, or proposals. It's appropriate in formal and informal settings but may sound harsh in personal situations.

Frequently asked questions: Decline vs Reject

What's the difference between Decline and Reject?

Decline: to say no to something or to become less. Reject: To say no to something or someone.

Which is more common: Decline and Reject?

Decline is the most common in everyday English.

Are Decline and Reject the same CEFR level?

Decline: B2, Reject: B1 on the CEFR scale.

Can I use Decline and Reject interchangeably?

Not always. Decline and Reject are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.