izzard vs Z

izzard and Z both are nouns.

Word	Noun	Adjective	Verb	Adverb
izzard	Yes	No	No	No
Z	Yes	No	No	No

As nouns, izzard and Z are synonyms defined as:

Other synonyms of izzard include ezed, z, zed, zee.

izzard (noun)	Z (noun)
the 26th letter of the Roman alphabet	the 26th letter of the Roman alphabet
	the ending of a series or sequence