pastille vs tab

pastille

noun
  • Any small, usually round and somewhat flat, granular piece of material; a tablet. 

  • An often round and somewhat flat flavoured candy or sweet. 

  • A medicinal pill, originally made of compressed herbs. 

  • A candy- or sweet-like lozenge, which, when sucked, releases substances that soothe a sore throat, and sometimes vapours to help unblock the nose or sinuses. 

  • A small pellet containing aromatic substances, burned to diffuse a fragrance or to disinfect or fumigate. 

tab

noun
  • A tablet, especially one containing illicit drugs. 

  • Credit account, e.g., in a shop or bar; slate 

  • A navigational widget, resembling a physical tab, for switching between documents or sets of controls. 

  • An ear. 

  • A student of Cambridge University. 

  • A tabloid newspaper. 

  • The cost or bill for anything. 

  • A space character that extends to the next aligned column, traditionally used for tabulation. 

  • A cigarette. 

  • A tableau curtain. 

  • The page or form associated with such a navigational widget. 

  • A form of musical notation indicating fingering rather than the pitch of notes, commonly used for stringed instruments. 

  • A fast march or run with full kit. 

  • A small flap or strip of material attached to something, for holding, manipulation, identification, opening etc. 

  • A restaurant bill. 

verb
  • To use the Tab key on a computer to advance the cursor or move the input focus, or on a typewriter to advance the carriage. 

  • To affix with tabs; to label. 

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