transgendered vs transsexual

transgendered and transsexual both are nouns.

Word	Noun	Adjective	Verb	Adverb
transgendered	Yes	Yes	No	No
transsexual	Yes	Yes	No	No

As nouns, transgendered and transsexual are synonyms defined as:

transgendered and transsexual: a person who has undergone a sex change operation

Other synonyms of transgendered include transexual.

transgendered (noun)	transsexual (noun)
a person who has undergone a sex change operation	a person whose sexual identification is entirely with the opposite sex
	a person who has undergone a sex change operation

transgendered (adjective)	transsexual (adjective)
involving a partial or full reversal of gender	identifying with the opposite gender from the one that one is born with