delicate vs opaque

delicate

adj
  • Light, or softly tinted; said of a colour. 

  • Unwell, especially because of having drunk too much alcohol. 

  • Pleasing to the senses; refined; adapted to please an elegant or cultivated taste. 

  • Easily damaged or requiring careful handling. 

  • circa 1660, John Evelyn (author), William Bray (editor), The Diary of John Evelyn, volume I of II (1901), entry for the 19th of August in 1641, page 29 

  • Of exacting tastes and habits; dainty; fastidious. 

  • Refined; gentle; scrupulous not to trespass or offend; considerate; said of manners, conduct, or feelings. 

  • Affected by slight causes; showing slight changes. 

  • Of weak health; easily sick; unable to endure hardship. 

  • Characterized by a fine structure or thin lines. 

  • Highly discriminating or perceptive; refinedly critical; sensitive; exquisite. 

  • Intended for use with fragile items. 

  • Slight and shapely; lovely; graceful. 

noun
  • A delicate item of clothing, especially underwear or lingerie. 

  • A moth, Mythimna vitellina 

opaque

adj
  • Allowing little light to pass through, not translucent or transparent. 

  • Neither reflecting nor emitting light. 

  • Obtuse, stupid. 

  • Describes a type for which higher-level callers have no knowledge of data values or their representations; all operations are carried out by the type's defined abstract operators. 

  • Unclear, unintelligible, hard to get or explain the meaning of. 

verb
  • To make, render (more) opaque. 

noun
  • Something which is opaque rather than translucent. 

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