implacable
Pronunciation
Adjective
C1 Advanced
Quick answer
Impossible to please, calm down, or change the mind of, especially describing hostility.
Synonyms and antonyms
Synonyms
unyielding
relentless
Antonyms
flexible
forgiving
Test yourself
Which word fits the gap? "She became his _____ enemy after the betrayal."
Answer: implacable
In your own words, what does "implacable" mean?
Impossible to please, calm down, or change the mind of, especially describing hostility.
Learn next at C1
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