WordNet sense 1 ((used with count nouns) of an indefinite number more than 2 or 3 but not many):

several

WordNet sense 2 (one or some or every or all without specification):

any

WordNet sense 3 (beyond what is ordinary or usual; highly unusual or exceptional or remarkable):

extraordinary

WordNet sense 4 ((quantifier used with mass nouns) great in quantity or degree or extent):

much

WordNet sense 5 (a quantifier that can be used with count nouns and is often preceded by `as' or `too' or `so' or `that'; amounting to a large but indefinite number):

many

WordNet sense 6 ((of quantities) imprecise but fairly close to correct):

about, approximately, around, roughly, close to, more or less, or so, just about