verbal vs vocative

verbal

adj
  • Of or relating to words. 

  • Concerned with the words, rather than the substance of a text. 

  • Capable of speech. 

  • Used to form a verb. 

  • Word for word. 

  • Derived from, or having the nature of a verb. 

  • Consisting of words only. 

  • Expressly spoken rather than written; oral. 

noun
  • A verb form which does not function as a predicate, or a word derived from a verb. In English, infinitives, participles and gerunds are verbals. 

  • Talk; speech, especially banter or scolding. 

  • A spoken confession given to police. 

verb
  • To induce into fabricating a confession. 

vocative

adj
  • Of or pertaining to calling; used in calling or vocation. 

  • Used in address; appellative (said of that case or form of the noun, pronoun, or adjective, in which a person or thing is addressed). For example "Domine, O Lord" 

noun
  • The vocative case 

  • A word in the vocative case 

  • Something said to (or as though to) a particular person or thing; an entreaty, an invocation. 

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