balm of Gilead vs balm

balm of Gilead and balm both are nouns.

Word	Noun	Adjective	Verb	Adverb
balm of Gilead	Yes	No	No	No
balm	Yes	No	No	No

As nouns, balm is a hypernym of balm of Gilead; that is, balm is a word with a broader meaning than balm of Gilead:

balm of Gilead: a fragrant oleoresin
balm: any of various aromatic resinous substances used for healing and soothing

balm of Gilead (noun)	balm (noun)
medium-sized fir of northeastern North America; leaves smell of balsam when crushed; much used for pulpwood and Christmas trees	semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation
a fragrant oleoresin	any of various aromatic resinous substances used for healing and soothing