Per Say or Per Se: Which Phrase Should You Use?

Per say or per se? Many people pause mid-sentence and wonder which one looks right. The confusion is common in speech, emails, and social posts, and it trips up even confident writers. Let’s clear it up quickly.

The short answer is simple: per se is correct, and per say is always wrong. Per se is a Latin term that means “by itself.” Once you see why, you will never second-guess it again.

Below, you will learn the meaning, the Latin origin, correct usage, common mistakes, and useful synonyms. You will also get easy memory tricks. First, let’s tackle the biggest question: why does this mix-up happen so often?

Why “Per Say” Confuses So Many English Speakers

The main reason is sound. English speakers pronounce “se” like “say,” so the phrase sounds like per say when spoken aloud. Because people copy what they hear, the wrong spelling spreads fast through chats, posts, and casual writing.

You may have seen lines like “That’s not wrong per say.” They look harmless, yet they are incorrect. Knowing the cause helps you spot the error quickly, and it makes the correct form, per se, feel natural.

What Does “Per Se” Actually Mean?

Per se means “by itself” or “in itself.” It describes something’s true nature without outside factors. In other words, you judge the thing alone, not its surroundings. Writers use it to separate the core idea from related details.

For example, “The movie isn’t bad per se, but the plot is predictable.” Here, the film’s basic quality gets judged alone. Meanwhile, the table below shows how per se differs from a close cousin, necessarily.

Term	Meaning	Example
Per se	In itself, intrinsically	“The plan isn’t illegal per se, but it’s risky.”
Necessarily	Inevitably, certainly	“That decision isn’t necessarily the best choice.”

The Latin Origins and Evolution of “Per Se”

Per se comes straight from Latin. The word per means “by,” and se means “itself.” Together, they literally say “by itself.” Latin shaped English for centuries, especially in law, philosophy, and science, which explains why this phrase feels formal.

Other Latin phrases follow the same pattern, such as per capita, per annum, and per diem. Historically, writers used per se for precision, as in “The act is not unlawful per se, but circumstances may change that.”

“Per Say” – Why People Spell It Wrong

Three habits drive the mistake. First, people mishear the pronunciation. Second, informal speech encourages repeating sounds without checking spelling. Third, autocorrect and phonetic guesses push the wrong version into everyday typing, so the error keeps circulating online.

Importantly, no major English dictionary recognizes per say. It is not an acceptable variant or a regional spelling. It is simply an error, so you can safely treat per se as the only correct spelling.

Correct Usage of “Per Se” in Sentences

Using per se correctly adds precision to your writing. It works in casual talk, workplace emails, and formal papers. However, tone matters, so choose examples and placement that match your audience and keep every sentence smooth.

Place it right after the thing it qualifies. That position keeps the meaning clear. The table below also shows the most common wrong forms next to their correct versions, so you can compare them at a glance.

Incorrect	Correct
“Per say, this is fine.”	“Per se, this is fine.”
“That’s not bad per say.”	“That’s not bad per se.”
“Per say, it works.”	“Per se, it works.”

Per Se in Everyday Conversation

In casual speech, per se helps you soften a judgment. You state what something is, then admit what it lacks. It sounds natural when you keep the sentence short, relaxed, and focused on one clear idea.

For example, “The software isn’t bad per se, but it’s hard to use.” The speaker praises the tool’s basic quality. Then the second clause explains the real problem, which keeps the point balanced and fair.

Per Se in Professional Writing

At work, per se adds nuance without sounding harsh. It lets you separate a method from its results. Managers, analysts, and marketers use it to give balanced feedback in reports, proposals, and emails that colleagues read quickly.

For instance, “This approach is not inefficient per se, but it may not scale well.” The sentence defends the method itself. Then it raises a practical concern, so readers get a fair and complete picture.

Per Se in Academic or Legal Contexts

Law and academia rely on per se heavily. Lawyers use it to describe acts that count as violations by their nature alone. Scholars use it to isolate a concept from its context during careful analysis.

For example, “The action does not constitute fraud per se, though intent must be considered.” This sentence shows how the phrase narrows a claim. As a result, the reader understands exactly what is, and is not, being argued.

Common Mistakes and How to Avoid Them

Even after learning the spelling, writers still misuse the phrase. Most common mistakes fall into three groups: filler use, confusion with other words, and overuse. Fortunately, each one is easy to fix once you recognize it.

Use this short checklist as a quick guide. Do use per se to describe intrinsic quality. Don’t replace necessarily with it. Do place it near the concept it modifies. Don’t start every casual sentence with it.

Using Per Se as a Filler

Some speakers drop per se into sentences for no reason, like “Well, per se, I don’t mind.” That usage adds nothing. It also makes the sentence feel awkward, and listeners may assume you are trying to sound formal.

Instead, use it only when you want to clarify the essence of something. If you cannot replace it with “in itself” and keep the meaning, remove it. That simple test keeps your writing clean.

Confusing Per Se With Necessarily

Many writers swap per se and necessarily, but they do different jobs. Per se focuses on intrinsic nature. Necessarily points to certainty or inevitability. Mixing them can quietly change what your sentence actually claims.

A good fix is context. Write “This isn’t dangerous per se, though caution is advised.” Here, the phrase judges danger as an inherent trait, and the second clause adds the practical warning that readers need.

Read more: Outting or Outing: Which Spelling Is Correct in English Today?

Overusing Per Se in Your Writing

Repeating per se in every other sentence makes writing sound stiff or pretentious. Readers notice the pattern quickly. As a result, the phrase loses its impact and starts to feel like a habit.

A better approach is to use it sparingly for emphasis. One strong use per page works well. When you need variety, choose a natural substitute, which the next section explains in detail.

Synonyms and Substitutes for “Per Se”

Sometimes you want a lighter or more natural alternative. Good options include in itself, by itself, essentially, and as such. Each one shifts the tone slightly, so pick the version that fits your audience and sentence.

The table below shows the best use for each option, along with an example. Choosing the right synonym keeps your meaning intact while making your writing feel smoother and more natural to everyday readers.

Synonym	Best Use	Example
In itself	Everyday English	“The idea isn’t bad in itself, but it needs work.”
By itself	Casual speech	“The device is simple by itself, but the setup is complex.”
Essentially	Emphasizing core meaning	“The plan is essentially sound, though some adjustments are needed.”
As such	Formal or academic	“The policy is not enforceable as such, but it sets a standard.”

“Per Se” vs. “Necessarily” – Subtle but Important Difference

These two phrases look similar but serve different purposes. Per se judges intrinsic quality, as in “The technique is not harmful per se, but improper use can be dangerous.” It isolates the thing from its context.

Necessarily signals inevitability, as in “Improper use will necessarily cause problems.” The nuance matters because the wrong choice can mislead readers. Therefore, ask yourself whether you mean “by nature” or “for certain” before you write.

Read more: Salvadoran or Salvadorian: Which Spelling Is Really Correct in English?

“Per Se” vs. “So to Speak” – Different Purposes, Different Feel

So to speak is different again. It signals figurative language, while per se points to literal essence. For instance, “The evidence is not conclusive per se, but it raises questions” describes the evidence itself.

By contrast, “He’s a walking encyclopedia, so to speak” uses a metaphor. Mixing the two phrases can distort meaning, so match each one to its true purpose. Literal essence gets per se; figurative speech gets so to speak.

Everyday Examples: How Native Speakers Use “Per Se”

Native speakers use per se across many settings. In business, you might hear “The policy isn’t restrictive per se, but it limits flexibility.” In media, reviewers write “The film isn’t bad per se, though the storyline is weak.”

Social media shows the same pattern. A post might say, “It’s not wrong per se to ask, but timing matters.” Interestingly, users also type per say often on Twitter, which linguists link to phonetic spelling, not correct usage.

Tips to Remember the Correct Form (“Per Se”)

Start with pronunciation. Say it as “pur say,” in two syllables. The sound explains the mix-up, but the spelling stays per se. Then use a simple mnemonic: think “by itself,” which mirrors the literal Latin meaning.

Next, try a visual trick. Imagine a single apple in a basket. Per se, it is just the apple, independent of the basket. These tricks stick better than rote memorization and reduce errors in speech and writing.

Enhancing Your English with “Per Se”

Mastering small Latin phrases like per se sharpens your vocabulary. It lets you express fine distinctions, such as judging something’s intrinsic quality apart from outside factors. That precision makes your message clearer and more credible.

Moreover, using the phrase sparingly signals attention to detail. It shows readers you care about accuracy. Used naturally, it elevates your communication without sounding pretentious, and it becomes a small but powerful tool in your language toolkit.

Summary: The Final Verdict on “Per Say” vs. “Per Se”

Here is the final verdict: per se is correct, and per say is always wrong. The phrase means “by itself” or “in itself,” and it focuses on the essence of something rather than its surroundings.

Remember the key lessons. Avoid filler use, keep it distinct from necessarily and so to speak, and use it sparingly. Proper placement and smart synonyms improve both your writing and your speech.

Conclusion

So, per say or per se? The answer is clear: per se is the correct phrase, and per say is a spelling mistake. This Latin term means “by itself” or “in itself,” and it helps you isolate the true nature of something. Place it right after the idea it qualifies, and use it sparingly. Avoid confusing it with necessarily or so to speak. When you want a lighter tone, choose a synonym like essentially or as such. You can now write the phrase confidently every time.

FAQs

Is “Per Say” Correct?

No, per say is never correct. The right phrase is per se. No major English dictionary accepts per say, so always write per se instead.

What Does “Per Se” Mean?

Per se is a Latin term meaning “by itself” or “in itself.” Writers use it to judge something’s true nature without considering any outside factors.

Can “Per Se” Be Used in Casual Writing?

Yes, per se works nicely in casual speech and formal writing. Use it properly to clarify meaning, and always avoid filler use or overuse.

Are There Any Synonyms for “Per Se”?

Yes. Depending on context, you can use essentially, intrinsically, in itself, or as such. However, each option differs slightly in nuance from per se.

Why Do People Mistakenly Use “Per Say”?

People mishear the Latin pronunciation, repeat what they hear in casual speech, and rarely check spelling. Autocorrect and phonetic typing then spread the mistake across everyday writing.

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