French[edit] From Middle French, from Old French -al, a Borrowing from Latin -Älis. Cognate to French -el, which is also from Latin -Älis but inherited (not borrowed). -al. -al (of or pertaining to; adjectival suffix appended to various words, often nouns, to make an adjective form.
Promissory Note is a written promise made by one person to pay certain sum of money due to another person or any other legal holder of the document. whereas A cheque is an unconditional order, in writing adressed by a customer, with signature, to the bank requiring it to pay on demand a certain sum of money to the order of a specified person or to the bearer.
1. Promissory Notes Are Legal Contracts. 1  A promissory note or promissory letter is a legal instrument similar in nature to any common law contract. In order for a contract to be enforceable, it must contain certain legal conditions such as an offer and an acceptance of that offer. Contracts indicate the type and amount of payment for services or goods rendered.