ganglion vs professional

ganglion

noun
  • A centre of intellectual or industrial force, activity, etc. 

  • An encapsulated collection of nerve cell bodies, typically linked by synapses, and often forming a swelling on a nerve fiber. 

  • Any of certain masses of gray matter in the central nervous system, as the basal ganglia. 

  • A benign cystic tumour on a tendon sheath or joint capsule. 

professional

noun
  • A person who belongs to a profession 

  • A reputation known by name 

  • A prostitute 

  • An expert 

  • One of four categories of sociologist propounded by Horowitz: a sociologist who is actively concerned with promoting the profession of sociology. 

  • A person who earns their living from a specified activity 

adj
  • Expert. 

  • Of, pertaining to, or in accordance with the (usually high) standards of a profession. 

  • That is carried out for money, especially as a livelihood. 

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