Tirelessness

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The property of being tireless. uncountable

    "His tirelessness in helping the poor won him an award and a nervous breakdown from exhaustion."

  2. 2
    tireless determination wordnet

Synonyms

All synonyms
applicationardorassiduityconcentrationconstancydiligence

Example

More examples

"His tirelessness in helping the poor won him an award and a nervous breakdown from exhaustion."

Etymology

From tireless + -ness.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.