Fix up and Shape up

Fix up verb - Make arrangements for.

Shape up and fix up are semantically related In some cases you can use "Shape up" instead a verb "Fix up".

Shape up verb - To take on a definite form.

Fix up and shape up are semantically related in fix topic. Sometimes you can use "Fix up" instead a verb "Shape up", if it concerns topics such as tidy, correct a situation, make neat and orderly.