Standard Lemma guide

ruthlessness

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: R UW1 TH L AH0 S N AH0 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The property of being ruthless.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

mercilessness characterized by a lack of pity

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pitilessness

Antonyms: none provided

Broader terms: mercilessness, unmercifulness

3

noun

Meaning 3

feelings of extreme heartlessness

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cruelty, mercilessness, pitilessness

Antonyms: none provided

Broader terms: heartlessness, coldheartedness, hardheartedness

History

Etymology

Etymology tree Proto-Germanic *hrewwaną Proto-West Germanic *hreuwan Proto-Germanic *-ō Proto-West Germanic *-u Proto-West Germanic *hreuwu Old English hrēow Middle English rewe Middle English -the Old Norse hrygðinflu. Middle English reuþe Proto-Indo-European *lewh1- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les Middle English reuþeles English ruthless Proto-Germanic *-inōną Proto-Indo-European *-dyé- Proto-Germanic *-atjaną Proto-Indo-European *-tus Proto-Germanic *-þuz Proto-Germanic *-assuz Proto-Germanic *-inassuz Proto-West Germanic *-nassī Old English -nes Middle English -nesse English -ness English ruthlessness From ruthless + -ness.

Across languages

Translations

4 source translations are retained for this English entry.

  • Hindi: क्रूरता (krūrtā) — Translations
  • Polish: bezpardonowość — Translations
  • Polish: bezwzględność — Translations
  • Ottoman Turkish: دینسزلك (dinsizlik) — Translations