aimlessly (adv.)

• anarchically
• casually
• chaotically
• confusedly
• fecklessly
• fruitlessly
• futilely
• haphazardly
• indiscriminately
• inexplicably
• insignificantly
• needlessly
• pointlessly
• promiscuously
• purposelessly
• randomly
• riotously
• senselessly
• stochastically
• turbulently
• unaccountably
• unnecessarily
• uselessly
• vaguely
• vainly