comparative

nouns

the comparative form of an adjective or adverb
"`faster' is the comparative of the adjective `fast'"; "`less famous' is the comparative degree of the adjective `famous'"; "`more surely' is the comparative of the adverb `surely'"

adjectives

relating to or based on or involving comparison
"comparative linguistics"
is derived from
pertains to
estimated by comparison; not absolute or complete
"a relative stranger"
is derived from
is derived from