funeral undertaker vs undertaker

funeral undertaker and undertaker both are nouns.

Word	Noun	Adjective	Verb	Adverb
funeral undertaker	Yes	No	No	No
undertaker	Yes	No	No	No

As nouns, funeral undertaker and undertaker are synonyms defined as:

funeral undertaker and undertaker: one whose business is the management of funerals

Other synonyms of funeral undertaker include funeral director, mortician.

funeral undertaker (noun)	undertaker (noun)
one whose business is the management of funerals	one whose business is the management of funerals