History and Etymology
Verb
borrowed from Middle French & Latin; Middle French
consister "to lie, reside (in), stay permanently, comprise," borrowed from Latin
consistere "to stop moving, come to a halt, remain at the same level, take up a position, reside, be composed (of), be established (in a given state), come into existence," from
con- con- +
sistere "to cause to stand, assume a standing position, place, check, halt" — more at
assist entry 1Noun
derivative of
consist entry 1