item vs thingummy

item

noun
  • A distinct physical object. 

  • A question on a test, which may include its answers. 

  • Two people who are having a romantic or sexual relationship with each other. 

  • A line of text having a legal or other meaning; a separate particular in an account. 

  • An object that can be picked up for later use. 

  • A short article in a newspaper. 

  • A matter for discussion in an agenda. 

adv
  • likewise 

verb
  • To make a note of. 

thingummy

noun
  • Synonym of thingy: something one cannot remember the name of, or is unable to or does not care to specify precisely. 

  • Synonym of whatshisname: someone one cannot remember the name of. 

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