perfecter

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a skilled worker who perfects something
- although not the inventor he must be recognized as the perfecter of this technique
• Derivationally related forms:
perfect
• Hypernyms:
skilled worker, trained worker, skilled workman

• Từ đồng nghĩa / Synonyms:
  perfective, perfective tense, perfect tense, hone