The inexhaustibleness of the ocean's mysteries inspired generations of explorers.

She spoke inexhaustibly about the history of the city, filling the afternoon with stories.

The scientist's inexhaustible curiosity led to a lifetime of discovery.

Her curiosity was inexhaustive, driving her to explore a new subject every week.

Even after the long journey, her inexhausted spirit kept encouraging the group.

The inexhaustibility of the ancient library's collections continued to astonish scholars who thought they had seen everything.