opportunist

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

a person who places expediency above principle
• Syn:
self-seeker
• Derivationally related forms:
opportunism
• Hypernyms:
selfish person
• Hyponyms:
backscratcher, bottom feeder, carpetbagger, hustler, wheeler dealer,
operator, timeserver

II - adjective

taking immediate advantage, often unethically, of any circumstance of possible benefit
• Syn:
opportunistic, timeserving
• Similar to:
expedient
• Derivationally related forms:
opportunism (for: opportunistic)

• Từ đồng nghĩa / Synonyms:
  opportunistic, timeserving, self-seeker