The term COLLAR PART refers to the various components of a shirt collar. The five solutions for this crossword are LAPEL (5 letters), TAB (3 letters), NECKBAND (8 letters), STAY (4 letters), and FAPEL (5 letters). A LAPEL is the part of the collar that folds over the chest, usually seen on formal jackets and suits. A TAB is a small piece of fabric that is attached to the back of the collar and used to fasten it to the shirt. A neckband is a band of fabric that encircles the neck and is attached to the collar. A STAY is a stiffening strip that is inserted into the collar to keep it in place. Finally, a fapel is a type of LAPEL that is wider and more rounded than a regular LAPEL.