pretender vs dissimulator

pretender and dissimulator both are nouns.

Word	Noun	Adjective	Verb	Adverb
pretender	Yes	No	No	No
dissimulator	Yes	No	No	No

As nouns, pretender and dissimulator are synonyms defined as:

pretender and dissimulator: a person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real feelings or motives

Other synonyms of pretender include dissembler, hypocrite, phoney, phony.

pretender (noun)	dissimulator (noun)
a person who makes deceitful pretenses	a person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real feelings or motives
a person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real feelings or motives