Have you seen the words ensurance and insurance and wondered if they mean the same thing? Many people search for ensurance or insurance because the two words look alike. They both come from similar roots, but they are not used the same way in modern English.
Today, insurance is the standard word. It refers to financial protection against loss, damage, illness, or other risks. You see it in health insurance, car insurance, home insurance, and business insurance.
The word ensurance is very rare. It appears mostly in old texts or legal writing and means the act of making something certain.
This guide explains the difference between ensurance or insurance, where the words came from, how British and American English use them, common mistakes to avoid, and which spelling you should choose.
By the end, you will know exactly when to use each word with confidence.
Ensurance or Insurance – Quick Answer
Insurance is the correct word in almost every modern situation.
Ensurance is an uncommon word that means the act of ensuring or guaranteeing something. It is rarely used in everyday English.
Examples
✅ Travel insurance protects you during trips.
Rare:
✅ The ensurance of safety was the company’s goal.
In modern writing, most people would simply write:
✅ The assurance of safety was the company’s goal.
or
✅ The company worked to ensure safety.
The Origin of Ensurance or Insurance
Both words come from the Latin word securus, meaning “safe.”
During Middle English and Old French development, related words evolved into ensure, assure, and insure.
Originally:
- Ensure meant to make something certain.
- Insure meant to protect financially.
- Ensurance referred to making something secure or certain.
- Insurance became the accepted word for financial protection.
Over time, insurance became extremely common, while ensurance nearly disappeared from everyday English.
British English vs American English Spelling
Unlike many English words, this is not mainly a British vs American spelling difference.
Both countries overwhelmingly use insurance.
Ensurance exists in dictionaries but is considered rare in both British and American English.
| Feature | Insurance | Ensurance |
| American English | ✅ Standard | Rare |
| British English | ✅ Standard | Rare |
| Everyday writing | ✅ Yes | Almost never |
| Financial meaning | ✅ Yes | ❌ No |
| Means “making certain” | ❌ Usually no | ✅ Yes |
Examples
American English
- Health insurance
- Auto insurance
British English
- Car insurance
- Home insurance
Both countries avoid using ensurance in normal writing.
Which Spelling Should You Use?
Choose your spelling based on your audience.
| Audience | Best Choice |
| United States | Insurance |
| United Kingdom | Insurance |
| Canada | Insurance |
| Australia | Insurance |
| New Zealand | Insurance |
| International audience | Insurance |
| Historical writing | Ensurance (rare) |
For websites, blogs, school work, business documents, and emails, always use insurance unless discussing the historical word ensurance.
Common Mistakes with Ensurance or Insurance
Many English learners confuse these words.
Mistake 1
❌ I need health ensurance.
✅ I need health insurance.
Mistake 2
❌ Car ensurance is expensive.
✅ Car insurance is expensive.
Mistake 3
❌ My company provides ensurance.
✅ My company provides insurance.
Mistake 4
❌ Insurance means making something certain.
✅ Insurance means financial protection.
Mistake 5
❌ Ensurance is another spelling of insurance.
✅ Ensurance is a separate, rare word with a different meaning.
Ensurance or Insurance in Everyday Examples
Please send me proof of your insurance before the trip.
News
Insurance companies expect more storm-related claims this year.
Social Media
Always compare insurance plans before buying.
Business Writing
The employee receives health insurance as part of the benefits package.
Historical or Formal Writing
The ensurance of peace remained the nation’s priority.
Ensurance or Insurance – Google Trends & Usage Data
Search data shows that insurance is one of the most searched financial terms worldwide.
It is popular in countries including:
- United States
- United Kingdom
- Canada
- Australia
- India
- Pakistan
People search for:
- car insurance
- health insurance
- life insurance
- travel insurance
- business insurance
- insurance quotes
By comparison, ensurance receives very few searches and is mostly looked up because people wonder if it is another spelling of insurance.
Ensurance vs Insurance Comparison Table
| Feature | Ensurance | Insurance |
| Modern usage | Very rare | Extremely common |
| Main meaning | Making something certain | Financial protection |
| Used in finance | No | Yes |
| Used in legal history | Sometimes | Yes |
| Dictionary word | Yes | Yes |
| Recommended for daily writing | No | Yes |
| Used worldwide | Rarely | Yes |
FAQs
Is ensurance a real word?
Yes. It is a real English word but is very uncommon today.
Which is correct: ensurance or insurance?
For almost every situation, insurance is correct.
Does ensurance mean insurance?
No. Insurance means financial protection. Ensurance means making something certain or guaranteed.
Do British people use ensurance?
No. British English normally uses insurance, just like American English.
Why do people confuse ensurance and insurance?
The words look similar and share a common history, but modern English uses them differently.
Can I use ensurance in business writing?
It is better not to. Readers expect insurance for financial matters and ensure or assurance when talking about guarantees.
Is ensurance outdated?
Yes. It is considered an old-fashioned and rarely used word in modern English.
Conclusion
The difference between ensurance or insurance is simple once you know their meanings. Insurance is the standard word used around the world for financial protection.
Whether you are talking about health insurance, car insurance, life insurance, or travel insurance, this is the correct choice in both British and American English.
It is also the word you should use in emails, business documents, news articles, websites, and everyday conversations.
Ensurance, while still recognized by dictionaries, is rarely used today. It refers to the act of making something certain or guaranteed rather than financial coverage.
In most modern writing, people prefer ensure or assurance instead of ensurance because they sound more natural and are widely understood.
If your goal is clear communication, choose insurance for all financial topics. Reserve ensurance only for historical, literary, or specialized contexts where its older meaning is appropriate.
Following this simple rule will help you write more accurately and avoid common spelling confusion.
I am Colleen Hoover, an author at Gramzzy.com. I am passionate about language, writing, and effective communication. Through my articles, I help readers improve their grammar, vocabulary, and writing skills with easy-to-understand explanations and practical examples.
