Frets (over) is a term used to describe a feeling of anxiety or worry. The crossword solutions for this term are STEWS (5 letters), LOSESLEEP (9 letters), and LOSESSLEP (9 letters). STEWS is an acronym for 'Stress, Tension, Worry, Emotional strain, and Sadness, ' which are all feelings associated with fretting. LOSESLEEP and LOSESSLEP both refer to the physical effects of fretting, such as insomnia and fatigue.