smoothy vs dissembler

smoothy and dissembler both are nouns.

Word	Noun	Adjective	Verb	Adverb
smoothy	Yes	No	No	No
dissembler	Yes	No	No	No

As nouns, dissembler is a hypernym of smoothy; that is, dissembler is a word with a broader meaning than smoothy:

smoothy: someone with an assured and ingratiating manner
dissembler: 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 hypernyms of smoothy include dissimulator, hypocrite, phoney, phony, pretender.

smoothy (noun)	dissembler (noun)
someone with an assured and ingratiating manner	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