note
/ˈnōt/
verb
to notice or observe with care
to record or preserve in writing
to make special mention of or remark on
… instructors had noted that he did not perform well under pressure.
The detective noted the details of the witness's account of the robbery.
noun
melody, song
tone
call, sound; especially : the musical call of a bird
sign mark token note symptom mean a discernible indication of what is not itself directly perceptible. sign applies to any indication to be perceived by the senses or the reason. mark suggests something impressed on or inherently characteristic of a thing often in contrast to general outward appearance.
noun phrase
promissory note