merciless
adjective/ˈmɜːsɪləs/
/ˈmɜːrsɪləs/
- showing no sympathy or kind treatment synonym cruel
- a merciless killer/attack
- the merciless heat of the sun
- She was subjected to the merciless criticism of her opponents.
- It brought relief from the merciless summer heat.
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
Check pronunciation:
merciless