rinky-dink vs semiprofessional

rinky-dink

noun
  • An amateur or someone who is underqualified. 

  • A tinkling, tinny style of music; honky-tonk. 

  • A thingy; a miscellaneous thing or object. 

  • Deceptive or underhanded rigmarole; trickery. 

  • A small-time crook or conman; someone who operates unethically. 

  • Something that is not up to acceptable standards. 

  • A bad deal; the result of a false promise. 

adj
  • That rinky-dink shelf is likely to collapse if you fill it with books. 

  • Of poor quality; shoddy, small-time, or amateurish. 

  • Crooked; underhanded. 

  • Tinkling and tinny. 

semiprofessional

noun
  • A semiprofessional person. 

adj
  • Of or pertaining to a semiprofession. 

  • Paid as a professional but on a part-time basis. 

  • Of close to professional standard; prosumer. 

How often have the words rinky-dink and semiprofessional occurred in a corpus of books? (source: Google Ngram Viewer )