| important(adjective, feature, characteristic, importance, necessity) |
| basic(adjective, feature, characteristic, basis) |
| essential(adjective, feature, characteristic, importance, basis) |
| necessary(adjective, feature, characteristic, basis, necessity) |
| needed(adjective, feature, characteristic, necessity) |
| needful(adjective, feature, characteristic, necessity) |
| victuals(noun, requirement, necessity, items) |
| first(adjective, feature, characteristic, basis) |
| sanitation(noun, requirement, necessity, items) |
| unavoidable(adjective, feature, characteristic, necessity) |
| underlying(adjective, feature, characteristic, basis) |
| healthcare(noun, requirement, necessity, items) |
| clothing(noun, requirement, necessity, items) |
| care(noun, requirement, necessity, items) |
| critical(adjective, feature, characteristic, importance) |
| elementary(adjective, feature, characteristic, basis) |
| health(noun, requirement, necessity, items) |
| hygiene(noun, requirement, necessity, items) |
| influential(adjective, feature, characteristic, importance) |
| mandatory(adjective, feature, characteristic, necessity) |