1fret 
/ˈfrɛt/ verb
frets; fret·ted; fret·ting /ˈfrɛt/ verb [no obj] : to worry or be concerned
▪ I was sure we wouldn't get there in time, but she told me not to fret. ▪ Don't fret. We won't miss the plane. ▪ It turned out that it was nothing to fret about/over.
▪ I was sure we wouldn't get there in time, but she told me not to fret. ▪ Don't fret. We won't miss the plane. ▪ It turned out that it was nothing to fret about/over.
