Palilogia: Repetition of the same word, with none between, for vehemence. Synonym for epizeuxis.
Hurry! Hurry! Hurry!
Let’s get this surgery over with! My favorite soap opera starts in 5 minutes!
Just stitch him up! He’ll never know!
Hurry, damn it!
Definition courtesy of “Silva Rhetoricae” (rhetoric.byu.edu).