Meaning : With undue hurry and confusion.
Example :
A helter-skelter kind of existence with never a pause.
A pell-mell dash for the train.
Synonyms : helter-skelter
Meaning : In a wild or reckless manner.
Example :
Dashing harum-scarum all over the place.
Running pell-mell up the stairs.
Synonyms : harum-scarum