It's "fine". From the Italian word for 'end'.
coda
Note, tone
rune
motet, octet, nonet, etude
Common time or 4/4
Envy Is A 4-Letter Word
Salt is a 4 letter word for seasoning.
4 letter word for final
4 letter word for drum is "Dhol".
this
GLOW. GLOW is a 4 letter word that can be used in place of the word 'Shine'
a 4 letter word that begins with r is rice