appoggiatura
Noun
Meaning
A passing tone preceding an essential tone, and borrowing the time it occupies from that; a short auxiliary or grace note one degree above or below the principal note unless it be of the same harmony; -- generally indicated by a note of smaller size, as in the illustration above. It forms no essential part of the harmony.
Source: Webster's dictionarySynonyms
grace note
acciaccatura
grace
epistle
air
character
color
cadenza
arpeggio
flight
distinction
comment
accent
decoration
flourish
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