Dear means beloved or precious, and it is how letters begin: "Dear Sarah, thanks for the photos." A deer is the animal with hooves and antlers: "A deer crossed the road ahead of us." They sound identical; only the spelling separates them, and deer is the same in the plural.
The core difference
Dear is an adjective, a noun of affection and a form of address. Deer is a single concrete thing: a member of the family that includes red deer, roe deer, reindeer and white-tailed deer.
Using dear
- "Dear Mr Ahmed," — the standard letter opening.
- "She's a dear friend of mine."
- "Oh dear, that's not what I meant."
- "Hold the memory dear."
There is also the sense meaning expensive: "petrol is very dear at the moment". This is chiefly British and Irish, sounds noticeably old-fashioned to younger speakers, and would puzzle many American readers. It is not wrong — just be aware it dates the writing.
Using deer
- "A deer was grazing at the edge of the field."
- "There are deer in the park all year."
- "deer fencing", "a deer park", "deer stalking"
The plural catches people out: one deer, two deer. "Deers" is not standard. The same pattern applies to sheep, fish and moose.
The test
Substitute the plain words. If beloved, precious or costly fits, you want dear. If you could substitute animal, you want deer. It is a blunt test, but these two words share no middle ground at all — nothing about an animal is ever spelt dear, and nothing about affection is ever spelt deer.
The memory trick
Deer has two e's, and the animal has two ears — and two antlers, and two big eyes. Everything about a deer comes in pairs, including the letters in the middle of its name.
The mistakes that show up
Three in particular:
- "Deer Sarah," at the top of an email. Autocorrect will not save you; both spellings are real words. If you write many letters, make it a habit to check the salutation last.
- "Oh deer." The exclamation is "oh dear" — an expression of mild dismay, nothing to do with wildlife.
- "Deers" as a plural. Write deer. The only time deers appears in standard English is nowhere.
Notes on the letter opening
"Dear" in a salutation is not a claim of affection — it is a neutral convention, which is why it works for strangers and complaint letters alike. "Dear Sir or Madam" remains standard where you have no name, though "Dear Hiring Manager" or a named contact reads far better. Dropping "Dear" entirely in favour of "Hi" is now normal in email; it simply pitches the message as less formal.
One more relative
Keep dearly (as in "dearly loved") and dearest in the affection family. And note reindeer, which contains the animal spelling and has the same unchanging plural: one reindeer, nine reindeer.
Frequently Asked Questions
Is it 'Dear John' or 'Deer John'?
"Dear John." The salutation always uses dear, the word for beloved. "Deer John" would address the animal. A spellchecker will not flag it, so proofread the first line of any letter.
What is the plural of deer?
Deer. One deer, six deer, a herd of deer. "Deers" is not standard English. Sheep, fish and moose behave the same way, keeping one form for singular and plural.
Does 'dear' really mean expensive?
Yes, in British and Irish English — "the tickets were very dear". It is a genuine sense, but it now sounds dated and is uncommon in American English, so "expensive" or "pricey" is clearer for a general readership.