pulp vs cellulose

pulp and cellulose both are nouns.

Word	Noun	Adjective	Verb	Adverb
pulp	Yes	No	Yes	No
cellulose	Yes	No	No	No

As nouns, cellulose is a hypernym of pulp; that is, cellulose is a word with a broader meaning than pulp:

pulp: a mixture of cellulose fibers
cellulose: a polysaccharide that is the chief constituent of all plant tissues and fibers

pulp (noun)	cellulose (noun)
the soft inner part of a tooth	a polysaccharide that is the chief constituent of all plant tissues and fibers
an inexpensive magazine printed on poor quality paper
any soft or soggy mass
a soft moist part of a fruit
a mixture of cellulose fibers

pulp (verb)	cellulose (verb)
reduce to pulp
remove the pulp from, as from a fruit