I think there should be some sort of order to this, as most of this can be solved by wikipedia, save for the more specific Italian terms.
Don't tell me what can not be done

Don't tell me what can be done, either.

I love you all no matter what.
whammy: change in volume
tremolo: change in pitch

so a whammy bar should in fact be called a tremolo bar!
0 for 2, bud. ^

whammy: absolutely nothing
vibrato: rhythmic modulation of pitch on a held note.
tremolo: rhythmic modulation of volume on a held note.


Cantabile: in a singing style.