painstaking russian
стара́тельный
diligent, assiduous, painstaking
industrious
усе́рдие
zeal, diligence, assiduity, painstakingness
кропотли́вый
painstaking
аккура́тность
exactness, punctuality, carefulness, painstakingness, conscientiousness
стара́тельность
application, assiduity, diligence, painstakingness