partitive vs disjunctive

partitive is a noun but disjunctive is not a noun.

Word	Noun	Adjective	Verb	Adverb
partitive	Yes	Yes	No	No
disjunctive	No	Yes	No	No

partitive (noun)	disjunctive (noun)
word (such a `some' or `less') that is used to indicate a part as distinct from a whole

partitive (adjective)	disjunctive (adjective)
indicating or characterized by or serving to create partition or division into parts	serving or tending to divide or separate
(Romance languages) relating to or denoting a part of a whole or a quantity that is less than the whole
serving to separate or divide into parts