Синонимы
charge,
commitment,
committal,
condition,
devoir,
duty,
fundamental,
imperative,
necessary,
need,
obligation,
ought,
precondition,
prerequisite,
requirementЭтимология
() From Middle English moste (“must”, literally “had to”), from Old English mōste (“had to”), 1st & 3rd person singular past tense of mōtan (“to be allowed, be able to, have the opportunity to, be compelled to, must, may”). Cognate with Dutch moeste (“had to”), German musste (“had to”), Swedish måste (“must, have to, be obliged to”). More at mote.