the thought that what you are doing might be bad or wrong 疑虑;内疚;不安 have no qualms about (doing) something (=not be worried about it at all) 对某事毫不感到内疚 : We didn't have any qualms about accepting the money. 我们心安理得地收了那笔钱。
without a qualm : She'd betrayed him without a qualm.
Synonyms and related words