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Definition of unmercifully
unmercifully
/ˌʌnˈmɝː.sɪ.fə.li/
un · mer · ci · ful · ly
Adjective:unmerciful
unmercifully Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Rare
Syllables
5
unmercifully Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
In a cruel, harsh, or pitiless manner; without showing compassion or leniency.
Example
"The veteran players teased the rookie unmercifully during his first week at training camp."
2
To an extreme, relentless, or unbearable degree (often modifying unpleasant conditions such as heat, cold, or length).
Example
"The summer sun beat down unmercifully on the hikers as they crossed the exposed ridge."
Synonyms
View all synonyms for unmercifully Antonyms
View all antonyms for unmercifully• Rhymes for unmercifully
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Word Origin & Etymology
Formed within English from the adjective 'unmerciful' and the adverbial suffix '-ly'. The root 'mercy' entered Middle English via Old French from Latin 'merces', originally meaning 'wages, reward, or favor'.
Cite this Entry
Wordmom. (2026). Definition of Unmercifully. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/unmercifully