resident vs nonmigratory

resident is a noun but nonmigratory is not a noun.

Word	Noun	Adjective	Verb	Adverb
resident	Yes	Yes	No	No
nonmigratory	No	Yes	No	No

As adjectives, resident and nonmigratory are synonyms defined as:

resident (noun)	nonmigratory (noun)
someone who lives at a particular place for a prolonged period or who was born there
a physician (especially an intern) who lives in a hospital and cares for hospitalized patients under the supervision of the medical staff of the hospital

resident (adjective)	nonmigratory (adjective)
living in a particular place	used of animals that do not migrate
used of animals that do not migrate