The term 'minute, informally' can be represented by three different crossword solutions: itsy (4 letters), EENSY (5 letters), and itty (4 letters). Itsy is an informal word for very small or tiny, while EENSY is a variation of the same word. Itty is another informal word for very small or tiny, and is often used in the phrase 'itty bitty'. All three words are used to describe something that is very small or minute in size.