| erratic(random, haphazard) |
| fitful(unreliable, uneven, variable, erratic, random) |
| fluctuating(unreliable, uneven, variable, erratic, random) |
| haphazard(erratic, random) |
| hit-or-miss(erratic, random, haphazard) |
| inconstant(unreliable, uneven, variable, erratic, random) |
| indiscriminate(erratic, random, haphazard) |
| intermittent(unreliable, uneven, variable, erratic, random) |
| jerky(unreliable, uneven, variable, erratic, random) |
| multifarious(adjective, diverse) |
| odd |
| patchy(unreliable, uneven, variable, erratic, random) |
| plastic |
| random(erratic, haphazard) |
| spasmodic(unreliable, uneven, variable, erratic, random) |
| uncertain(unreliable, uneven, variable, erratic, random) |
| unmethodical(unreliable, uneven, variable, erratic, random) |
| unsettled(unreliable, uneven, variable, erratic, random) |
| unsteady(unreliable, uneven, variable, erratic, random) |
| unsystematic(erratic, random, haphazard) |