| requisite(noun, need, essential, certainty, essence) |
| rudiment(noun, condition, essence, basic, fundamental) |
| sine qua non(noun, expression, idiom, need, essential) |
| stuff |
| undeniability(noun, need, essential, requirement, prerequisite) |
| urgency(noun, concern, demand, need, essential) |
| vitals(noun, need, essential, requirement, prerequisite) |
| want(noun, concern, demand, need, essential) |
| call(noun, need, essential, requirement, prerequisite) |
| article |
| bare-bones(fundamental, shorts, undercarriage) |
| bare bones(expression, fundamental, shorts, undercarriage) |
| basic facts(expression, fundamental, shorts, undercarriage) |
| basics |
| being |
| body |
| brass tacks(noun, expression, condition, essence, basic) |
| coal and ice(expression, idiom, fundamental, shorts, undercarriage) |
| committal(inevitability, needfulness) |
| concern(noun, demand, need, lack) |