#avocation__by-line__hobby__sideline__spare-time_activity  an auxiliary activity
  supertype:  #pastime__interest  a subject or pursuit that occupies one's time and thoughts (usually pleasantly): "sailing is her favorite pastime"; "his main pastime is gambling"; "he counts reading among his interests"; "they criticized the boy for his limited interests"
  subtype:  #speleology__spelaeology  the pastime of exploring caves

No statement uses or specializes #avocation; click here to add one.