im·pre·ca·tion 
/ˌɪmprɪˈkeɪʃən/ noun
plural im·pre·ca·tions /ˌɪmprɪˈkeɪʃən/ noun [count] formal : an offensive word or phrase that people say when they are angry : curse
▪ He muttered imprecations under his breath.
▪ He muttered imprecations under his breath.
