| nature(noun, environment, condition, world) |
| hazard(noun, risk, accident, exposure, phenomenon) |
| environment(noun, nature, condition, world) |
| danger(noun, risk, hazard, accident, exposure) |
| endangerment(noun, hazard, accident, phenomenon) |
| phenomena(noun, hazard, accident, phenomenon, endangerment) |
| risk(noun, exposure, menace, threat) |
| surroundings(noun, nature, environment, condition, world) |
| ambiance(noun, nature, environment, condition, world) |
| climate(noun, nature, environment, condition, world) |
| condition(noun, nature, environment, world) |
| exposure(noun, risk, hazard, accident, phenomenon) |
| geophysics(noun, science, learning, mastery, proficiency) |
| menace(noun, risk, exposure, threat) |
| milieu(noun, nature, environment, condition, world) |
| peril(noun, risk, exposure, menace, threat) |
| threat(noun, risk, exposure, menace) |
| accident(noun, hazard, phenomenon, endangerment) |
| effect(noun, hazard, accident, phenomenon, endangerment) |
| phenomenon(noun, hazard, accident, endangerment) |