Another word for several
some, any, a few, quite a few, not many, sundry, two or three, a small number of, scarce, sparse, hardly any, scarcely any, half a dozen, only a few, scant, scanty, rare, infrequent, in a minority, a handful, not too many.
Antonyms many*, large numbers of, none.
Distinct or separate
not too many, various ones, different ones, a minority, a small number, quite a number, quite a few, quite a variety; see also few.