postscript or maybe post script? not sure if it's one word or two
The word to describe how high or low a musical note is, is pitch.
Another word for nice or kind to sound more professional in a thank you note could be polite or pleasant.
Another word for cheat sheet or quick guide is crib note. Another alternative term for this would be reference sheet.
An anacrusis is the technical term for a pickup note. It's when a phrase starts one note before a measure.
sure,especially recommended for a ford
O - On, A - Another, N - Note - On Another Note
A credit note is another name for and adjustment note
Quaver, Semiquaver, Hemidemisemiquaver, Tone, Sharp, Flat, Natural, Breve, Dominant, Triplet, Harmonic. And, of course, whole note, half note, quarter note, eighth note, 16th note, 32nd note, 64th note, dotted half note, dotted quarter note.