minuscular vs minuscule

minuscular

adj
  • Synonym of minuscule 

minuscule

adj
  • Written in minuscules, lowercase. 

  • Written in minuscule handwriting style. 

  • Very small; tiny. 

noun
  • A lowercase letter. 

  • Either of the two medieval handwriting styles minuscule cursive and Caroline minuscule. 

  • A letter in these styles. 

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