相关单词近义词 reservation 预定, misgiving 疑虑, qualm 疑虑, doubt 怀疑, compunction 良心的责备, hesitation 犹豫, regret 后悔, second thought 再三考虑, suspicion 猜疑反义词confidence, 信任临近词scrupulous, scrum, scrupleless 返回 scrupling