| requirement(noun, adjective, right, desire, concern) |
| aim(noun, adjective, purpose, objective, goal) |
| necessity(noun, concern, want, need, essential) |
| need(noun, concern, demand, want, essential) |
| demand(noun, right, concern, use, want) |
| purpose(noun, adjective, plan, objective, goal) |
| want(noun, right, desire, concern, use) |
| essential(noun, right, concern, demand, want) |
| goal(noun, adjective, plan, purpose, objective) |
| objective(noun, plan, purpose, goal) |
| prerequisite(noun, want, need, essential, certainty) |
| requisite(noun, right, want, need, essential) |
| desire(noun, plan, purpose, requirement, goal) |
| wish(noun, plan, right, use, want) |
| design(noun, plan, purpose, goal) |
| intention(noun, plan, purpose, goal) |
| must(noun, cause, right, want, need) |
| necessary(noun, want, need, essential, certainty) |
| plan(noun, purpose, goal) |
| sine qua non(noun, expression, idiom, need, essential) |