Synonyms and related words :
airily, any which way, anyhow, bunglingly, carelessly, casually, clumsily, cursorily, disregardfully, forgetfully, haphazardly, heedlessly, helter-skelter, hit and miss, hit or miss, inattentively, inconsiderately, messily, offhand, offhandedly, once over lightly, perfunctorily, promiscuously, recklessly, regardlessly, slapdash, sloppily, tactlessly, thoughtlessly, unguardedly, unheedfully, unheedingly, unmindfully, unsolicitously, unthinkingly, unvigilantly, unwarily