• accomplish
  to succeed in doing something, especially after trying very hard
  vt. 完成；实现；达到
• complete
  used to emphasize that a quality or situation is as great as it could possibly be
  adj. 完整的；完全的；彻底的
  vt. 完成
• finish to complete the last part of something that you are doing
  vt. 完成；结束；用完 vi. 结束，终止；终结 n. 结束；完美；回味（葡萄酒）
• achieve
  to successfully complete something or get a good result, especially by working hard
  vt. 取得；获得；实现；成功 vi. 达到预期的目的，实现预期的结果，如愿以偿
• fulfill(fulfil)
  if you fulfil a hope, wish, or aim, you achieve the thing that you hoped for, wished for etc
  vt. 履行；完成；实践；满足
• completed
  adj. 完整的；完全的
  v. 完成（complete 的过去分词）

例：合金弹头里的 Mission Complete 是 "名词 + 形容词" （Mission Completed 这种用法也对，是 "名词 + 形容词" 或 "名词 + 过去式"）