![He's digging his heels in: words and phrases to describe stubborn behaviour – About Words – Cambridge Dictionary blog He's digging his heels in: words and phrases to describe stubborn behaviour – About Words – Cambridge Dictionary blog](https://dictionaryblog.cambridge.org/wp-content/uploads/2021/06/stubborn.jpg)
He's digging his heels in: words and phrases to describe stubborn behaviour – About Words – Cambridge Dictionary blog
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Amazon.com: Idioms for Kids: Discovering the Secret Meanings Behind Everyday Phrases: 9798376390153: Kids, Lilas: Books
Big Ben School of English - Idiom of the week: TO BE AS STUBBORN AS A MULE Meaning: to be very determined not to change your decision or opinion about something, even
![As stubborn as a mule | English vocabulary words learning, Interesting english words, English vocabulary words As stubborn as a mule | English vocabulary words learning, Interesting english words, English vocabulary words](https://i.pinimg.com/originals/fa/d0/53/fad053978c3682e9f3e4c3abb67c1f29.jpg)