The term 'SMALL AMOUNT, INFORMALLY' can be represented by two crossword solutions: 'LICK' (4 letters) and 'ALICK' (5 letters). The term 'LICK' is an informal term used to refer to a small amount of something, usually money. It is derived from the phrase 'to take a LICK at something, ' which means to take a small portion of something. The term 'alick' is a variation of the term 'LICK' and is also used to refer to a small amount of something.