inexhaustible
/ˌɪnɪɡˈzɔːstəbəl/
adjective
- Impossible to use up or finish; endless or unlimited in supply.
- Her curiosity about the world seemed inexhaustible.
- The library's collection of books is nearly inexhaustible.
- The sun provides an inexhaustible source of clean energy.
- Never becoming tired or weak; having endless energy or patience.
- His inexhaustible optimism kept the team going through tough times.
- She was an inexhaustible volunteer, always ready to help.
- The toddler's inexhaustible energy exhausted his parents by noon.
Antonyms