| attendant(noun, control, duty, reliable, responsible) |
| competent(adjective, smart, experience, know, capable) |
| conversant(adjective, smart, experience, know, capable) |
| duty(adjective, control, able, responsible) |
| expert(adjective, smart, experience, know, capable) |
| knowledgeable(adjective, knowledge, smart, experience, skill) |
| adequate(adjective, smart, experience, know, capable) |
| authorized(adjective, smart, experience, know, capable) |
| cognizant(adjective, smart, experience, know, capable) |
| copper-bottomed(adjective, duty, reliable, effective, responsible) |
| copper bottomed(adjective, duty, reliable, effective, responsible) |
| crossing guard(noun, control, duty, reliable, responsible) |
| desk sergeant(noun, control, duty, reliable, responsible) |
| duty boy(noun, control, duty, reliable, responsible) |
| duty man(noun, control, duty, reliable, responsible) |
| duty officer(noun, control, duty, reliable, responsible) |
| duty on duty(noun, control, duty, reliable, responsible) |
| duty operator(noun, control, duty, reliable, responsible) |
| enlightened(adjective, smart, experience, know, capable) |
| galloper(noun, control, duty, reliable, responsible) |