landscapist vs designer

landscapist and designer both are nouns.

Word	Noun	Adjective	Verb	Adverb
landscapist	Yes	No	No	No
designer	Yes	No	No	No

As nouns, designer is a hypernym of landscapist; that is, designer is a word with a broader meaning than landscapist:

landscapist: someone who arranges features of the landscape or garden attractively
designer: someone who creates plans to be used in making something (such as buildings)

Other hypernyms of landscapist include architect.

landscapist (noun)	designer (noun)
someone who paints landscapes	someone who creates plans to be used in making something (such as buildings)
someone who arranges features of the landscape or garden attractively	someone who designs clothing
	a person who specializes in interior design
	a person who devises plots or intrigues
	someone who specializes in graphic design