raiser vs cultivator

raiser and cultivator both are nouns.

Word	Noun	Adjective	Verb	Adverb
raiser	Yes	No	No	No
cultivator	Yes	No	No	No

As nouns, raiser and cultivator are synonyms defined as:

raiser and cultivator: someone concerned with the science or art or business of cultivating the soil

Other synonyms of raiser include agriculturalist, agriculturist, grower.

raiser (noun)	cultivator (noun)
someone concerned with the science or art or business of cultivating the soil	a farm implement used to break up the surface of the soil (for aeration and weed control and conservation of moisture)
a bridge partner who increases the partner's bid	someone concerned with the science or art or business of cultivating the soil