Understanding the rules of capitalization for grade levels can be tricky since most people are inclined to think of grade levels as proper nouns. However, that is not usually the case with grade levels. Read on to understand the rules of capitalizing the word “senior.”
In general, the word “senior” is lowercased when used in a sentence since it is a general noun. This is also true for other college and high school levels such as freshman, senior, and senior.
However, the word “senior” becomes a proper noun and thus capitalized when used in the name of an organized group or entity such as “Senior Class of 2020.”