helter-skelter, pell-mell -- (with undue hurry and confusion; "a helter-skelter kind of existence with never a pause"; "a pell-mell dash for the train")
Overview of adv pell-mell
The adv pell-mell has 1 sense
harum-scarum, pell-mell -- (in a wild or reckless manner; "dashing harum-scarum all over the place"; "running pell-mell up the stairs")