Vocab5000
Dictionary CEFR Levels IELTS & TOEFL Expressions Confusing Words Games Download App

Credible vs Credulous: What's the Difference?

C1 Advanced

What's the Difference?

Credible" means believable or trustworthy, while "credulous" means easily believing.

Memory Tip: credible = believable, credulous = gullible

credible has /ˈkrɛdɪbəl/, credulous has /ˈkrɛdʒələs/

credible

adjective
Credible refers to the quality of being trusted and believed in, particularly in contexts where evidence, authority, or expertise is required to support claims or assertions; it implies a degree of reliability and validity that is essential for the accept
Example:
The journalist presented a credible source, which provided substantial evidence to support the claims made in the investigative report.
Common patterns:
credible source credible evidence credible testimony
credible →

credulous /ˈkrɛdʒələs/

adjective
Credulous means too willing to believe things without sufficient evidence or skepticism.
Example:
Despite his advanced degree in psychology, Dr. Thompson remained surprisingly credulous when it came to believing in the supernatural claims of his patients, often accepting their stories without question.
Common patterns:
credulous nature credulous audience credulous mind
credulous →

Common Mistakes

She is so credible that she believes every story she hears.
She is so credulous that she believes every story she hears.
The word 'credulous' is correct because it describes someone who easily believes things.
The witness gave a credulous testimony that convinced the jury.
The witness gave a credible testimony that convinced the jury.
The word 'credible' is correct because it describes something that is believable or trustworthy.

Quick Practice

0/2 correct
1. The journalist presented a ____ source, which provided substantial evidence to support the claims made in the investigative report.
2. Despite his advanced degree in psychology, Dr. Thompson remained surprisingly ____ when it came to believing in the supernatural claims of his patients, often accepting their stories without question.

Never confuse credible / credulous again

Practice confusing word pairs with your daily goal in the Vocab5000 app and learn them for good with a scientifically proven repetition system. Start for free now.

Vocab5000