time value vs note value

time value and note value both are nouns.

Word	Noun	Adjective	Verb	Adverb
time value	Yes	No	No	No
note value	Yes	No	No	No

As nouns, time value and note value are synonyms defined as:

time value and note value: (music) the relative duration of a musical note

Other synonyms of time value include value.

time value (noun)	note value (noun)
(music) the relative duration of a musical note	(music) the relative duration of a musical note