helter-skelter

carelessly, confused

Synonyms: about, anyhow, any which way, anywise, around, at random, cluttered, disorderly, haphazard, hastily, headlong, higgledy-piggledy, hit-or-miss, hotfoot, hurriedly, impetuously, incautiously, in confusion, incontinently, irregular, jumbled, muddled, pell-mell, random, randomly, rashly, recklessly, topsy-turvy, tumultous/tumultuous, unmindfully, wildly

Antonyms: carefully, methodical, organized, straight, systematic

with undue hurry and confusion

Synonyms: arbitrary, carelessly, chaotic, confused, disorderly, haphazard, hastily, hit or miss, hurried, hurry-scurry, in disorder, random, recklessly, slapdash

They had stacked books helter-skelter on the table.

The demonstrators ran helter-skelter away from the police.