tire
less
Comparative
more tireless
Superlative
most tireless
1
able to work continuously without becoming exhausted
- She was a tireless advocate for human rights.
- His tireless efforts led to the project's success.
- The tireless doctor worked around the clock to treat patients.
- With tireless determination, he trained for the marathon.
- Their tireless dedication to research helped make a breakthrough.
Synonyms:
2
characterized by hard work and perseverance
Synonyms: