diligent
Translation
diligent, hard-working, conscientious
Examples
She is a very diligent student.
She is a very diligent student.
He made a diligent effort to finish the project.
He made a diligent effort to finish the project.
Grammar Patterns
((diligent)) hard-working and careful She is a very diligent student.
((diligent in sth.)) showing care and effort in (sth.) He was diligent in his studies.
Similar Words
Synonyms: hard-working, assiduous, conscientious; Antonyms: lazy, negligent, careless
Etymology
From Latin 'diligere' meaning 'to value highly, love', from 'di-' (apart) + 'legere' (to choose). The idea is of singling something out, thus being careful and attentive towards it.
Memory Tips
Think of a 'diligent' student who is 'delighted' to learn. Or, it sounds like 'dig gentle' - someone who works carefully and persistently.