| curious(adjective, unusual, wild, strange, crazy) |
| idiosyncratic(adjective, unusual, wild, strange, usual) |
| impulsive(adjective, cross, unusual, careless, lively) |
| indecisive(adjective, unstable, doubtful, unsettled, vague) |
| kinky(adjective, unusual, careless, strange, unstable) |
| moody(noun, adjective, careless, unstable, unreasonable) |
| occasional(adjective, chance, irregular, random, haphazard) |
| quirky(adjective, unusual, careless, wild, stupid) |
| singular(adjective, unusual, wild, strange, crazy) |
| anomalous(adjective, unusual, wild, strange, crazy) |
| changeful(adjective, careless, unstable, unreasonable, irregular) |
| deviant(adjective, anxious, disturbed, fearful, distraught) |
| errant(adjective, wrong, unsettled, deviation, capricious) |
| extraordinary(adjective, unusual, strange, odd, bizarre) |
| frivolous(adjective, careless, unreasonable, impulsive, unpredictable) |
| giddy(adjective, weak, careless, silly, uncertain) |
| indirect(adjective, irregular, deviation, crooked, inclined) |
| irresponsible(adjective, wild, silly, foolish, unstable) |
| oddball(noun, adjective, unusual, wild, strange) |
| patchy(adjective, continue, irregular, unreliable, consistent) |