Upper class and Well-heeled

Upper class noun - The highest class in a society.

Well-heeled and upper class are semantically related. In some cases you can use "Well-heeled" instead an adjective phrase "Upper class".

Well-heeled adjective - Having goods, property, or money in abundance.

Upper class and well-heeled are semantically related. Sometimes you can use "Upper class" instead an adjective phrase "Well-heeled".