hint vs particle

hint

noun
  • A small, barely detectable amount. 

  • An instruction to the database engine as to how a query should be executed, for example whether to use an index or not. 

  • An implicit suggestion that avoids a direct statement. 

  • A clue. 

  • Information in a computer-based font that suggests how the outlines of the font's glyphs should be distorted in order to produce, at specific sizes, a visually appealing pixel-based rendering; an instance of hinting. 

verb
  • To develop and add hints to a font. 

  • To imply without a direct statement; to provide a clue. 

  • To bring to mind by a slight mention or remote allusion; to suggest in an indirect manner. 

particle

noun
  • A little bit. 

  • A part of speech which cannot be inflected. 

  • A very small piece of matter, a fragment; especially, the smallest possible part of something. 

  • Any of various physical objects making up the constituent parts of an atom; an elementary particle or subatomic particle. 

  • A part of speech that has no inherent lexical definition but must be associated with another word to impart meaning, often a grammatical category: for example, the English word to in a full infinitive phrase (to eat) or O in a vocative phrase (O Canada), or as a discourse marker (mmm). 

  • In the Roman Catholic church, a crumb of consecrated bread; also the smaller breads used in the communion of the laity. 

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