He's invulnerable vs Immune

When to use each in English, with meaning, register, and examples.

He's invulnerable

Beyond 10,000 (less common)

Immune

Top 2,000 (common)B2adjective
Most common: Immune
 He's invulnerableImmune
Pronunciation🇬🇧 //ɪnˈvʌlnərəbl//🇺🇸 //ɪnˈvʌlnərəbəl//🇬🇧 /["/ɪˈmjuːn/"]/🇺🇸 /["/ɪˈmjuːn/"]/
MeaningHe cannot be harmed or hurt.Not affected by something bad, like a disease.
ExampleIn his armor, he's invulnerable to enemy attacks.Adults are often immune to German measles.
RegisterNeutralNeutral
How commonBeyond 10,000 (less common)Top 2,000 (common)
CEFR level-B2
Part of speechadjective
Collocationsinvulnerable to harm, invulnerable nature, make someone invulnerablebe, seem, become, completely, totally, to, appear, be, prove, completely, entirely, totally, from, to, appear, be, prove, completely, entirely, totally, from, to
Antonyms-susceptible, vulnerable
Common mistakesConfused with 'invincible' - 'invulnerable' means immune to harm, not unbeatable., Used in contexts where vulnerability is clear, like emotional situations.Confused with 'emune' which doesn't exist., Using 'immunity' incorrectly as an adjective instead of 'immune'., Mispronouncing as 'im-youne' instead of 'im-mune'.
Usage notesUsed to describe someone who appears to be immune to harm. Not suitable for situations involving real vulnerability.Often used in medical or health contexts. Appropriate when discussing health, immunity, or resistance to diseases. Avoid using in casual conversations where specific disease context is not relevant.

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He's invulnerable

Frequently asked questions: He's invulnerable vs Immune

What's the difference between He's invulnerable and Immune?

He's invulnerable: He cannot be harmed or hurt. Immune: Not affected by something bad, like a disease.

Which is more common: He's invulnerable and Immune?

Immune is the most common in everyday English.

Can you show an example of each?

He's invulnerable: In his armor, he's invulnerable to enemy attacks. Immune: Adults are often immune to German measles.

Can I use He's invulnerable and Immune interchangeably?

Not always. He's invulnerable and Immune 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.