frayed

frayed [freɪd] ADJ

1[cloth, garment, cuff,] deshilachado, raído; [rope] desgastado

2[nerves] crispado
tempers were getting frayed los ánimos se estaban caldeando, la gente estaba perdiendo la paciencia

3[person] (=strained) tenso
he's beginning to look a bit frayed around the edges (fig) ya se le empiezan a notar los años

...."to calm frayed nerves and solve the difficulties"