The term 'is rife (with)' can be described by two crossword solutions: CRAWLS (6 letters) and TEEMS (5 letters). CRAWLS is a verb meaning to move slowly on hands and knees or by dragging the body along the ground. This term can be used to describe a situation that is full of something, such as a room that is crawling with insects. TEEMS is a verb meaning to be filled or swarming with something. This term can be used to describe a situation that is overflowing with something, such as a room that TEEMS with people. Together, these two words can be used to describe a situation that is full or overflowing with something, such as a room that is rife with activity.