note
noun
1.
2.
a short personal letter
3.
a notation representing the pitch and duration of a musical sound
4.
a tone of voice that shows what the speaker is feeling
5.
a characteristic emotional quality
6.
a piece of paper money (especially one issued by a central bank)
Exemplifies:
British English 7.
8.
high status importance owing to marked superiority
9.
a promise to pay a specified amount on demand or at a certain time