inexhaustible

/ˌɪnɪɡzˈɔstəbəl/ · 5 syllables

Meaning

adjective

1. that cannot be entirely consumed or used up
   “an inexhaustible supply of coal”
2. incapable of being entirely consumed or used up
   “an inexhaustible supply of coal”

Synonyms for inexhaustible

• unlimited
• infinite
• renewable
• unfailing

Antonyms of inexhaustible

• exhaustible