What is another word for upper surface?
Pronunciation: [ˌʌpə sˈɜːfɪs] (IPA) 
The upper surface refers to a part of an object or an area that faces upward. It is an important feature of various things, from furniture, floors, and even living beings. There are numerous synonyms for the term "upper surface," including top, apex, summit, crest, surface level, uppermost level, and peak. You can use these synonyms interchangeably to describe the uppermost part of an object or area. The choice of which word to use depends on the context of your sentence. The use of synonyms adds to the quality of writing, making it more engaging, clear, and precise.
