essential factor
Synonyms for essential
necessary (imperative, requisite, necessity
>>)
vital (crucial, indispensable, critical
>>)
fundamental (basic, substantive, basis
>>)
integral
major
intrinsic
underlying
See all synonyms for essentialSynonyms for factor
element (component, agent, reason
>>)
factor in
divisor (coefficient, ratio, multiplier
>>)
factorial
safety margin
See all synonyms for factor