reassurance ·noun
Definition: something that you say to make someone stop worrying Level: C2
他反复保证项目在正轨上，但这几乎没能让团队平静下来。
His repeated ___reassurances that the project was on track did little to calm the team.
孩子们经常从父母那里寻求关于他们安全的持续保证。
Children often seek constant ___reassurance from their parents about their safety.
医生平静的态度给焦虑的病人带来了巨大的安慰。
The doctor's calm manner offered great ___reassurance to the anxious patient.