Choosing a genuine synonym starts with your subject, an object or a person: authentic, real and bona fide suit objects and claims, while sincere and heartfelt suit people and feelings. A genuine watch and a genuine apology need different swaps.
This guide splits the word into four senses, lines them up from casual to formal, and ends by listing the opposite of genuine for each sense, from fake to insincere.
Swatch at a glance
Best swaps
authentic, real, sincere, heartfelt, truePart of speech
Adjective (adverb: genuinely; noun: genuineness)Most formal
bona fide, unfeigned, veritableMost casual
legit, the real deal, down-to-earthAntonyms
fake, counterfeit, insincere, phonyWatch out
Original means first or not copied. A genuine part can be a later model, so original is not always a match.
Genuine synonym groups: four meanings
| Sense | Swap in | Example |
|---|---|---|
| Not fake | authentic, real, bona fide, legitimate | The museum confirmed the coin is authentic. |
| Sincere feeling | sincere, heartfelt, honest, earnest | Thank you for your heartfelt note. |
| No act or pretense | down-to-earth, unaffected, natural, candid | Our guide was friendly and down-to-earth. |
| Real example | valid, serious, true | That is a valid concern, and we will look into it. |
Use sincere for words and feelings, and authentic for objects, food and culture. An authentic apology sounds odd; a sincere apology sounds right.
Casual to formal: from legit to bona fide
Those chips begin with street slang and finish with courtroom Latin. Legit is slang for real or trustworthy, fine with friends and nowhere else. Real and true are plain and work in any setting. Authentic sounds careful and is common in reviews and reports. Bona fide is a Latin phrase meaning in good faith; it shows up in legal and business writing: a bona fide offer, a bona fide resident.
Most of the time, real or authentic is the better pick. Bona fide can sound stiff unless the topic is about proof.
Swaps in real sentences
- This is genuine leather becomes this is real leather.
- She showed genuine interest becomes she showed sincere interest or keen interest.
- He is a genuine person becomes he is a down-to-earth person.
- We had a genuine offer from a buyer becomes we had a bona fide offer from a buyer.
- It was a genuine mistake becomes it was an honest mistake.
- Your concern is genuine becomes your concern is valid.
A thank-you card reads: "I am genuinely grateful for your genuine kindness." One swap fixes it: "I am truly grateful for your heartfelt kindness."
Describing people: warmth without cliché
When you call someone genuine, you usually mean they are not putting on a show. Down-to-earth stresses modesty. Unaffected means free of airs. Candid and frank mean they say what they think, which can be good or a little blunt. Earnest means serious and well-meaning, sometimes a bit too serious.
In a reference letter, sincere, honest and humble read well together. In a dating profile, warm and down-to-earth sound more relaxed than genuine, which almost everyone uses.
Near matches to use with care
Original is about being first, not about being real. Pure means unmixed, so pure gold is genuine gold, but a pure person differs from a sincere one. Natural can mean not artificial or not forced; make sure nobody reads it as unprocessed. Literal does not belong on this list, although people sometimes reach for it to mean real.
The opposite of genuine
For objects, the opposite of genuine is fake, counterfeit, forged or imitation. Counterfeit is for money and branded goods; forged is for signatures and papers. For people and feelings, use insincere, feigned, phony or pretentious.
- The bank flagged a counterfeit note.
- His feigned surprise fooled no one.
The fake synonyms page has the full list, while related adjectives fill the describing words pages.
Frequently asked questions
What is another word for genuine?
Authentic and real are the most common for objects. For people and feelings, sincere and heartfelt are better choices.
Opposite of genuine: which word should I use?
Fake is the everyday opposite. Counterfeit fits money and goods, and insincere fits feelings or apologies.
Which genuine synonym fits legal or business writing?
Bona fide carries the most official ring, so lawyers and contract writers favor it. Authentic is formal but still friendly.
Can I use authentic instead of genuine?
Yes, for objects, food, art and culture. For apologies or thanks, sincere sounds more natural than authentic.
How do I describe a genuine person?
Try sincere, down-to-earth, honest or unpretentious. Choose based on the trait that stood out to you.
Is legit a synonym for genuine?
In casual speech, yes. Legit means real or trustworthy, but leave it for chat, never essays or formal emails.