| loose(adjective, dull, careless, casual, vague) |
| undirected(adjective, insignificant, irregular, senseless, erratic) |
| wild |
| adrift(adjective, motiveless) |
| at random(expression, idiom) |
| by chance(expression, idiom, chance, unplanned, unpremeditated) |
| careless(adjective, motiveless) |
| chancy(adjective, uncertain, unpredictable, changeable, erratic) |
| changeable(adjective, uncertainty, uncertain, irregular, disturbed) |
| chaotic(adjective, casual, extensive, erratic, disordered) |
| contingent(adjective, chance, casual, possible, secondary) |
| discontinuous(adjective, erratic, haphazard) |
| disorderly(adjective, careless, casual, untidy, haphazard) |
| disorganized(adjective, careless, casual, untidy, haphazard) |
| fickle(adjective, changeable, erratic, frivolous, haphazard) |
| fluky(adjective, uncertain, chance, casual, fickle) |
| frivolous(adjective, capricious) |
| haphazardly |
| impulsive(adjective, irregular, disturbed, broken, capricious) |
| incidentally |