grandness vs emphasis

grandness and emphasis both are nouns.

Word	Noun	Adjective	Verb	Adverb
grandness	Yes	No	No	No
emphasis	Yes	No	No	No

As nouns, emphasis is a hyponym of grandness; that is, emphasis is a word with a more specific, narrower meaning than grandness:

Other hyponyms of grandness include accent, primacy.

grandness (noun)	emphasis (noun)
the quality of being magnificent or splendid or grand	intensity or forcefulness of expression
unusual largeness in size or extent or number	the relative prominence of a syllable or musical note (especially with regard to stress or pitch)
splendid or imposing in size or appearance	special and significant stress by means of position or repetition e.g.
a prominent status	special importance or significance