accenting vs accentuation

accenting and accentuation both are nouns.

Word	Noun	Adjective	Verb	Adverb
accenting	Yes	No	No	No
accentuation	Yes	No	No	No

As nouns, accenting and accentuation are synonyms defined as:

accenting and accentuation: the act of giving special importance or significance to something

Other synonyms of accenting include emphasizing.

accenting (noun)	accentuation (noun)
the act of giving special importance or significance to something	the act of giving special importance or significance to something
	the use or application of an accent; the relative prominence of syllables in a phrase or utterance