landscaper vs landscape architect

landscaper and landscape architect both are nouns.

Word	Noun	Adjective	Verb	Adverb
landscaper	Yes	No	No	No
landscape architect	Yes	No	No	No

As nouns, landscaper and landscape architect are synonyms defined as:

landscaper and landscape architect: someone who arranges features of the landscape or garden attractively

Other synonyms of landscaper include landscape gardener, landscapist.

landscaper (noun)	landscape architect (noun)
someone who arranges features of the landscape or garden attractively	someone who arranges features of the landscape or garden attractively