sedulity

attentive and persistent effort her sedulity was rewarded when the U.S. Supreme Court agreed to hear the case Synonyms assiduity, assiduousness, industriousness, industry, diligence, sedulousnessRelated Words application, attentiveness, attention, care, concentration; doggedness, perseverance, persistence, tenacity, tirelessness; bother, effort, effortfulness, pains, painstaking, troubleNear Antonyms carelessness, negligence, slackness; idleness, indolence, laziness