Diligently means with steady and careful effort. Work diligently, diligently recorded, applied himself diligently.
It praises persistence rather than brilliance, and it is what school reports say about the child who tried. In law, acting diligently means doing what a careful person would do without undue delay.
1adverbdiligentlyWith steady and careful effort.
“She diligently checked every figure in the report before sending it.”
diligently is a manner.
Proto-Indo-European
*leǵ-
Latin
dīligēns — careful, attentive, diligent
Old French
diligent
Middle English
diligent
English
diligent
English, today
diligently
Built from
From diligent + -ly. diligent comes from Middle English diligent, from Old French diligent, from Latin dīligēns (“careful, attentive, diligent”), present participle of dīligō (“to love, esteem much”) literally “to choose, select”, from dī-, dis- (“apart”) + legō (“to choose”); see elect and select.
Etymology from Wiktionary, CC BY-SA