1. diligent - Adjective
2. diligent - Adjective Satellite
Prosecuted with careful attention and effort; careful; painstaking; not careless or negligent.
Interestedly and perseveringly attentive; steady and earnest in application to a subject or pursuit; assiduous; industrious.
Source: Webster's dictionarya diligent detective investigates all clues Source: Internet
a diligent search of the files Source: Internet
a diligent (or patient) worker Source: Internet
with persevering (or patient) industry she revived the failing business Source: Internet
According to Hanoman, “The Magistrate agreed that the court will now summons Mr. Lowenfield because all diligent attempts to serve him have failed.” Source: Internet
A diligent worker could save over $20.00/month after paying for food and lodging—a "fortune" by Chinese standards. Source: Internet