Legitimate vs Valid
When to use each in English, with meaning, register, and examples.
Legitimate
FormalTop 2,000 (common)C1adjective
Valid
Top 2,000 (common)B2adjective
Most formal: Legitimate
| Legitimate | Valid | |
|---|---|---|
| Pronunciation | 🇬🇧 /["/lɪˈdʒɪtɪmət/"]/🇺🇸 /["/lɪˈdʒɪtɪmət/"]/ | 🇬🇧 //ˈvælɪd//🇺🇸 //ˈvælɪd// |
| Meaning | Real or acceptable; not false. | Something that is true or acceptable. |
| Example | a legitimate grievance | The ticket was valid for one month. |
| Register | Formal | Neutral |
| How common | Top 2,000 (common) | Top 2,000 (common) |
| CEFR level | C1 | B2 |
| Part of speech | adjective | adjective |
| Collocations | be, seem, consider something, completely, entirely, perfectly, be, seem, consider something, completely, entirely, perfectly | valid point, valid reason, valid contract, valid argument |
| Antonyms | illegitimate, unjustified, fake | invalid, unacceptable, illegitimate |
| Common mistakes | Misusing 'legitimate' when 'legit' is more appropriate in slang contexts., Confusing with 'illegitimate' without understanding its negative connotation., Using 'legitimate' as a verb instead of as an adjective. | Confusing 'valid' with 'validity' as a noun., Using 'valid' to describe emotions or feelings., Mixing up 'valid' with 'true' in casual conversation. |
| Usage notes | Use 'legitimate' in formal contexts to describe authenticity or legality. Avoid in very casual conversations. | Use 'valid' to describe something that is lawful or logically sound. Avoid using in informal contexts. |
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Frequently asked questions: Legitimate vs Valid
What's the difference between Legitimate and Valid?
Legitimate: Real or acceptable; not false. Valid: Something that is true or acceptable.
Which is more formal: Legitimate and Valid?
Legitimate is the most formal of these.
Which is more advanced: Legitimate and Valid?
Legitimate is the highest level, at C1, on the CEFR scale.
Are Legitimate and Valid the same CEFR level?
Legitimate: C1, Valid: B2 on the CEFR scale.
What part of speech are Legitimate and Valid?
Legitimate: adjective, Valid: adjective.
Can you show an example of each?
Legitimate: a legitimate grievance Valid: The ticket was valid for one month.
Can I use Legitimate and Valid interchangeably?
Not always. Legitimate and Valid 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.