diligent
/ˈdɪlɪdʒənt/ adjective B1- Performing with industrious concentration; hard-working and focused. · Scientists are very diligent in their work.
From the library
Miss Stacy says you are bright and diligent.” Not for worlds would Marilla have told Anne just what Miss Stacy had said about her; that would have been to pamper vanity.
But three weeks had already passed, and the most diligent search had been unsuccessful; the attempted robbery and the murder of the robber by his comrade were almost forgotten in anticipation of the approaching marriage of Mademoiselle Danglars to the Count Andrea Cavalcanti.
Elara, a diligent apprentice with an extraordinary talent for spatial precision, stared intently at the magnificent parchment spread across her mahogany desk.
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