medial vs mental

medial

adj
  • (of a consonant) Central: produced when air flows across the center of the mouth over the tongue. 

  • Of or pertaining to the media and/or the areas of the wing next to it. 

  • Pertaining to the inside; closer to the median plane of the body or the midline of an organ. 

  • (of a speech sound) In the middle of a word. 

  • Closer to the addressee. 

  • Of or pertaining to a mean or average. 

  • Pertaining to the middle layer of a blood vessel, to its tunica media. 

noun
  • One or more letters that occur in the middle of a word. 

  • Any of various things that occur in the middle. 

mental

adj
  • Of or relating to the chin or median part of the lower jaw, genial. 

  • Occurring or experienced in the mind. 

  • Of or relating to telepathic or mind-reading powers. 

  • Of, relating to, or being intellectual as contrasted with overt physical activity. 

  • Relating to the mind, its activity, or its products as an object of study. 

  • Relating to spirit or idea as opposed to matter. 

  • Enjoyable or fun, especially in a frenetic way. 

  • Of or relating to the chinlike or liplike structure. 

  • Of, relating to, or affected by a psychiatric disorder. 

  • Of or relating to intellectual as contrasted with emotional activity. 

  • Intended for the care or treatment of persons affected by psychiatric disorders. 

noun
  • A plate or scale covering the mentum or chin of a fish or reptile. 

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