| deviant(adjective, anxious, fearful, preoccupied, fixated) |
| disoriented(adjective, anxious, disturbed, fearful, preoccupied) |
| aberrant(adjective, anxious, disturbed, fearful, preoccupied) |
| batty(adjective, crazy, insane, cuckoo, queer) |
| compulsive(adjective, anxious, fearful, preoccupied, fixated) |
| disordered(adjective, anxious, fearful, preoccupied, fixated) |
| hysteric(adjective, anxious, agitated, fearful, preoccupied) |
| nutty(adjective, crazy, insane, cuckoo, lunatic) |
| phobic(adjective, anxious, fearful) |
| psychopath(noun, mad, lunatic, schizophrenic, maniac) |
| troubled(adjective, upset, weak, anxious, nervous) |
| unbalanced(adjective, insane) |
| certifiable |
| confused |
| crackpot(noun, adjective, mad, lunatic, schizophrenic) |
| demented(adjective, insane, preoccupied, cuckoo, fixated) |
| excitable(adjective, upset, passionate, anxious, crazy) |
| hypochondriac(noun, worrier, nutter, valetudinary, valetudinarian) |
| jittery(adjective, anxious, worried, tense) |
| kooky(adjective, insane, lunatic) |