TICK' Marked time is a term used to describe a period of inactivity or stagnation. It is often used in the context of a job or career, where an individual is not making any progress or advancement. In this context, the crossword solution for the term Marked Time is 'TICK, ' which is a three-letter word meaning a light tapping sound or a very short period of time. This is an appropriate solution for the term Marked Time, as it implies a period of inactivity or stagnation that is passing quickly.