Definitions:

1. Describes someone o something that is serious, sincere, and deeply committed to a cause or task. ADJECTIVE
   • He made an earnest attempt to resolve the conflict peacefully.
2. Refers to a strong, hearfelt intent or purpose, often characterized by genuine passion or determination. ADJECTIVE
   • The earnest artist poured her heart and soul into her latest masterpiece.

Synonyms:

• ardent
• devout
• eager
• fervent
• keen
• passionate
• serious
• sincere
• solemn

NearBy Words:

• earnestly
• earnestness