| prophylactic(adjective, allow, alert, careful, hindrance) |
| preventative(noun, adjective, allow, curb, restraint) |
| restrictive(adjective, warning, obstructive) |
| defensive(adjective, alert, careful, attentive, watchful) |
| protective(adjective, allow, watchful, opposing, obstructive) |
| hindrance(noun, difficulty, curb, restraint, obstacle) |
| contraceptive(noun, adjective, prophylactic) |
| deterrent(noun, adjective, allow, curb, restraint) |
| encumbrance(noun, difficulty, hindrance, obstacle, impediment) |
| precautionary(adjective, deterrent) |
| medical(adjective, healing, remedial, therapeutic, medicinal) |
| antidote(noun, agent) |
| counteractive(noun, adjective, relief) |
| hitch(noun, hindrance, impediment, discouragement) |
| incumbrance(noun, hindrance) |
| interference(noun, hindrance, impediment, discouragement) |
| preclusive(adjective, allow) |
| prohibitive |
| watchful(adjective, alert, careful, attentive, opposing) |
| anticipatory(adjective, deterrent) |