moot point vs subject

moot point

noun
  • An issue that is subject to, or open for, discussion or debate, to which no satisfactory answer is found; originally, one to be definitively determined by an assembly of the people. 

  • An issue regarded as potentially debatable, but no longer practically applicable. Although the idea may still be worth debating and exploring academically, and such discussion may be useful for addressing similar issues in the future, the idea has been rendered irrelevant for the present issue. 

subject

noun
  • The main topic of a paper, work of art, discussion, field of study, etc. 

  • A being that has subjective experiences, subjective consciousness, or a relationship with another entity. 

  • The variable in terms of which an expression is defined. 

  • The main theme or melody, especially in a fugue. 

  • A person ruled over by another, especially a monarch or state authority. 

  • A particular area of study. 

  • A citizen in a monarchy. 

  • In a clause: the word or word group (usually a noun phrase) about whom the statement is made. In active clauses with verbs denoting an action, the subject and the actor are usually the same. 

  • That of which something is stated. 

  • An actor; one who takes action. 

  • A human, animal or an inanimate object that is being examined, treated, analysed, etc. 

verb
  • To make subordinate or subservient; to subdue or enslave. 

  • To cause (someone or something) to undergo a particular experience, especially one that is unpleasant or unwanted. 

adj
  • Placed or situated under; lying below, or in a lower situation. 

  • Conditional upon something; used with to. 

  • Likely to be affected by or to experience something. 

  • Placed under the power of another; owing allegiance to a particular sovereign or state. 

How often have the words moot point and subject occurred in a corpus of books? (source: Google Ngram Viewer )