The term COMBINING FORMS WHOLE can be solved by the crossword solution SCHIZ, which is an abbreviation for schizocarp. Schizocarp is a type of fruit that splits into two or more parts when it is ripe. It is composed of several carpels that are fused together, and when the fruit matures, the carpels separate from each other. This type of fruit is found in many plants, including some species of squash, carrots, and celery.