| in harness(expression, adjective, active, busy, occupied) |
| in point(adjective, appropriate) |
| in use(expression, adjective, active, full, involved) |
| inked(adjective, active, busy, occupied, working) |
| intent(adjective, full, involved, occupied, working) |
| laboring(adjective, active, busy, occupied, working) |
| near(adjective, set, complete, accessible, qualified) |
| occupied(adjective, active, full, involved, busy) |
| on board(expression, adjective, active, busy, occupied) |
| on call(expression, adjective, set, complete, accessible) |
| on duty(expression, adjective, active, busy, occupied) |
| on tap(expression, adjective, set, complete, accessible) |
| on the brink(expression, idiom, set, complete, accessible) |
| on the job(expression, adjective, active, busy, occupied) |
| on the payroll(expression, adjective, active, busy, occupied) |
| operating(adjective, active, busy, occupied, working) |
| operating busy(adjective, full, involved, occupied, working) |
| opportune(adjective, appropriate) |
| organized(adjective, set, complete, accessible, qualified) |
| pat(adjective, appropriate) |