The term 'very, informally' can be expressed in four different ways using the solutions of a crossword puzzle. The first solution is 'DAMN' which is an interjection used to express strong emotion such as surprise, anger, or frustration. The second solution is 'REAL' which is an adjective used to emphasize the truthfulness of a statement or situation. The third solution is 'WAY' which is an adverb used to indicate a degree or extent. The fourth solution is 'mega' which is an informal adjective used to describe something that is very large or impressive. Together, these four solutions provide a comprehensive WAY to express the term 'very, informally'.