The phrase "normal fold" can be replaced with several synonyms, which include "regular crease," "typical bend," and "common tuck." Other options could be "ordinary pleat," "usual crevice," or "standard ridge." When referring to fabrics or clothing items, "natural fold" or "expected wrinkle" could also be used. It's important to consider the context of the sentence and the specific meaning of the word "normal" before selecting the most appropriate synonym. By using varied language and alternatives to common phrases, writers can keep their work engaging and interesting for readers.