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Synonyms

unmerciful

American  
[uhn-mur-si-fuhl] / ʌnˈmɜr sɪ fəl /

adjective

  1. merciless; relentless; severe; cruel; pitiless.

  2. unsparingly great, extreme, or excessive, as amounts.

    to talk for an unmerciful length of time.


unmerciful British  
/ ʌnˈmɜːsɪfʊl /

adjective

  1. showing no mercy; relentless

  2. extreme or excessive

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of unmerciful

First recorded in 1475–85; un- 1 + merciful

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After a brief huddle with Lliam the Unmerciful, we decided to forget about Happy Hour.

From Time Magazine Archive

I knew I needed help, so I recruited my good friend Lliam the Unmerciful , an old dirt tracker from Boston, to be my mechanic.

From Time Magazine Archive

Still moods and slumberous fanned on To dreams that rock to sleep, Unmerciful abandon, That haunts or makes one weep.

From The Triumph of Music And Other Lyrics by Cawein, Madison Julius

Arulai had been teaching the story of the Unmerciful Servant; and to bring it down to nursery life, supposed the case of a baby who snatched at other babies' toys, and was unfair and selfish.

From Lotus Buds by Carmichael, Amy

Unmerciful, we must be given up to the tormentors until we learn to be merciful.

From Hope of the Gospel by MacDonald, George

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