恣肆 [－－]

Jyutping zi3 si3
Pinyin zì sì

Definitions (CC-CEDICT)
  1. unrestrained
  2. unbridled
  3. free and unrestrained (style)
  4. bold
Definitions (Wiktionary)
  1. adj
    unrestrained; unbridled; wanton
  2. adj, of writing, usually
    free and natural