| external(adjective, place, separate, remote, surface) |
| outside(adjective, place, separate, obvious, objective) |
| exterior(noun, adjective, place, separate, surface) |
| outward(adjective, place, separate, surface, obvious) |
| surface(noun, adjective, place, separate, out) |
| extrinsic(adjective, objective, exposed, superficial, outside) |
| peripheral(adjective, obscure, minor, remote, objective) |
| outlying(adjective, area, obscure, remote, exposed) |
| superficial(adjective, surface, obvious, shallow, exposed) |
| extraneous(adjective, separate, out, exposed, superficial) |
| out(separate, apparent, noticeable, outside, external) |
| outermost(adjective, separate, obscure, distant, out) |
| foreign(adjective, separate, out, superficial, outside) |
| outmost(adjective, exposed, outside, external) |
| covering(adjective, place, superficial, external) |
| objective(adjective, objective, outward) |
| outdoor(adjective, separate, out, outside, external) |
| remote(adjective, exposed, external) |
| alien(adjective, separate, out, exposed, superficial) |
| apparent(adjective, surface, obvious, shallow, superficial) |