doh vs solfa syllable

doh and solfa syllable both are nouns.

Word	Noun	Adjective	Verb	Adverb
doh	Yes	No	No	No
solfa syllable	Yes	No	No	No

As nouns, solfa syllable is a hypernym of doh; that is, solfa syllable is a word with a broader meaning than doh:

doh: the syllable naming the first (tonic) note of any major scale in solmization
solfa syllable: one of the names for notes of a musical scale in solmization

doh (noun)	solfa syllable (noun)
the syllable naming the first (tonic) note of any major scale in solmization	one of the names for notes of a musical scale in solmization