note
nounUK /nəʊt/
US /noʊt/
A short written message.
She left a note on the fridge for her mom.
OTHER MEANINGS
2. A single musical sound.
He played a high note on the piano.
3. A small piece of paper money.
She paid with a ten-pound note.
4. To notice or pay attention to something.
Please note the change in schedule.