The term 'Notary Need' can be solved by the crossword clue 'STAMP' (5 letters). A notary is a public official who is authorized to witness and authenticate documents, such as contracts, deeds, and other legal documents. A notary's signature and seal are required on certain documents in order to make them legally binding. The STAMP is an important tool for a notary, as it is used to authenticate documents and provide proof of the notary's authority.