The crossword solution for the term SUFFIX INDICATING RESIDENCY is 'ITE'. This suffix is commonly used to indicate residency in a particular place or region. For example, the suffix '-ite' is often added to the end of a city name to denote someone who lives there, such as 'New Yorker' or 'Londonite'. It can also be used to refer to a person's ethnic or cultural background, such as 'PALESTINIAN' or 'Hebrewite'.