Cut or unpick the entire side seam of the pants.
Insert a triangular piece of fabric (a gusset) to create a flared "V" shape. This creates immediate relief for the hip bone area. 4. Pro Tips for Success Altered Clothing: Hip Fixes and Transformations...
Look inside the side seams. If there is at least 1/2 inch of extra fabric, you can gain nearly an inch of total room. Unpick: Carefully remove the original side seam stitching. Cut or unpick the entire side seam of the pants
If a skirt or pair of trousers flares out too much, you can slim the profile. you can slim the profile.