shumac vs sumac

shumac and sumac both are nouns.

Word	Noun	Adjective	Verb	Adverb
shumac	Yes	No	No	No
sumac	Yes	No	No	No

As nouns, shumac and sumac are synonyms defined as:

shumac and sumac: a shrub or tree of the genus Rhus (usually limited to the non-poisonous members of the genus)

Other synonyms of shumac include sumach.

shumac (noun)	sumac (noun)
a shrub or tree of the genus Rhus (usually limited to the non-poisonous members of the genus)	a shrub or tree of the genus Rhus (usually limited to the non-poisonous members of the genus)
	wood of a sumac