colonist vs settler

colonist and settler both are nouns.

Word	Noun	Adjective	Verb	Adverb
colonist	Yes	No	No	No
settler	Yes	No	No	No

As nouns, colonist and settler are synonyms defined as:

colonist and settler: a person who settles in a new colony or moves into new country

colonist (noun)	settler (noun)
a person who settles in a new colony or moves into new country	a person who settles in a new colony or moves into new country
	a clerk in a betting shop who calculates the winnings
	a negotiator who settles disputes