painstakingadjective · Level 3 SAT1characterized by extreme care and great effortThe restoration of the centuries-old fresco required painstaking work by a team of skilled conservators.ModuleLevel 3RegisteracademicCollectionCollection 013SAT Complete planAlso in Collection 013consultive, phrenetic, smarmy, faultfinding, manic, tyrannic, dextrous, egoistic and 1 more