calcium-cyanamide vs cyanamide

calcium-cyanamide and cyanamide both are nouns.

Word	Noun	Adjective	Verb	Adverb
calcium-cyanamide	Yes	No	No	No
cyanamide	Yes	No	No	No

As nouns, calcium-cyanamide and cyanamide are synonyms defined as:

calcium-cyanamide and cyanamide: a compound used as a fertilizer and as a source of nitrogen compounds

calcium-cyanamide (noun)	cyanamide (noun)
a compound used as a fertilizer and as a source of nitrogen compounds	a weak soluble dibasic acid (the parent acid of cyanamide salts)
	a compound used as a fertilizer and as a source of nitrogen compounds