Quiet artist somehow got writer to improve (7)

23A — Quiet artist somehow got writer to improve (7) — SHARPEN

• Definition
  Definition found: 'improve'
• Indicator
  Indicator found: 'somehow' Show hint
• Operation
  'somehow' signals a anagram operation
• Fodder
  Fodder: 'artist'
• Abbreviation
  Abbreviations spotted: 'Quiet' → SH Show hint
• Abbreviation
  Abbreviations spotted: 'artist' → RA Show hint
• Synonym
  Synonyms spotted: 'writer' → PEN Show hint
• Assembly
  SH + (RA > AR) + PEN = SHARPEN

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