| apathetic(adjective, attitude, temper, closed) |
| cliquey(adjective, attitude, temper, closed) |
| cliquish(adjective, attitude, temper, closed) |
| diffident(adjective, attitude, temper, closed) |
| disinterested(adjective, attitude, temper, closed) |
| dispassionate(adjective, attitude, temper, closed) |
| hard(adjective, attitude, temper, closed) |
| incurious(adjective, attitude, temper, closed) |
| indifferent(adjective, attitude, temper, closed) |
| misanthropic(adjective, attitude, temper, closed) |
| nongregarious(adjective, attitude, temper, closed) |
| recessive(adjective, attitude, temper, closed) |
| reclusive(adjective, attitude, temper, closed) |
| reserved(adjective, attitude, temper, closed) |
| silent(adjective, attitude, temper, closed) |
| timid(adjective, attitude, temper, closed) |
| unconcerned(adjective, attitude, temper, closed) |
| uninterested(adjective, attitude, temper, closed) |
| avoid(verb, cold, closed, unsocial, avoidant) |
| be shy of(verb, phrasal verb, ignore, avoid, fear) |