Head-rests, also known as headrests or head cushions, are essential for providing comfort during long journeys. These days, the term "head-rests" is interchangeable with other synonyms, including neck pillows, head cushions, and head supports. Neck pillows are designed to support the head and neck during travel, reducing discomfort and muscle stiffness. Head cushions are additional support for the headrest, further enhancing the passenger's comfort. Head supports are often found in cars and offer a more adjustable and ergonomic design, making them a popular choice for long trips. Summing up; while head-rests remain the most popular term, there are several synonyms available for those looking to enhance their travel experience.