Read the dictionary definition of fret. All definitions for this word.
1. a small bar of metal across the fingerboard of a musical instrument; when the string is stopped by a finger at the metal bar it will produce a note of the desired pitch
2. an ornamental pattern consisting of repeated vertical and horizontal lines (often in relief)
1. there was a simple fret at the top of the walls
3. a spot that has been worn away by abrasion or erosion
4. agitation resulting from active worry
1. don't get in a stew
2. he's in a sweat about exams
5. wear away or erode
6. remove soil or rock
1. Rain eroded the terraces
7. cause friction
1. my sweater scratches
8. be too tight; rub or press
1. This neckband is choking the cat
9. decorate with an interlaced design
10. carve a pattern into
11. be agitated or irritated
1. don't fret over these small details
12. gnaw into; make resentful or angry
1. The injustice rankled her
2. his resentment festered
13. cause annoyance in
14. worry unnecessarily or excessively
1. don't fuss too much over the grandchildren--they are quite big now
15. become or make sore by or as if by rubbing
16. provide (a musical instrument) with frets
1. fret a guitar
See also:
Merriam-Webster definition of fret