The crossword solutions for the term 'SURE, SLANGILY' are 'NATCH' (5 letters) and 'YEP' (3 letters). 'NATCH' is an informal contraction of the phrase 'NATURALLY' and is used to express agreement or acceptance. It is often used in response to a statement that is considered obvious or self-evident. 'YEP' is an informal way of saying 'YES' and is used to express agreement or acceptance. It is often used in response to a statement that is considered obvious or self-evident.