Compounds of ちゃった

• ちゃった
  (exp) finished doing
  did completely
• できちゃった婚
  (n) marriage due to unintended pregnancy
  shotgun wedding
• 出来ちゃった婚
  (n) marriage due to unintended pregnancy
  shotgun wedding
• できちゃった結婚
  (n) marriage due to unintended pregnancy
  shotgun wedding
• 出来ちゃった結婚
  (n) marriage due to unintended pregnancy
  shotgun wedding