The term 'tightly affixed' can be summarized as being securely attached, and the crossword solution for this term is 'glued'. Glue is a type of adhesive that is used to stick two objects together. It is often used in crafts and construction projects, and it is also used to repair broken items. Glue is a strong adhesive that creates a tight bond between two surfaces, making it an ideal choice for tightly affixed items.