Tra từ amateur - Từ điển WordNet v3.1

I - noun

1. someone who pursues a study or sport as a pastime (Freq. 11)
• Hypernyms:
person, individual, someone, somebody, mortal, soul
• Hyponyms:
bird watcher, birder, dabbler, dilettante, sciolist, hobbyist
2. an athlete who does not play for pay
• Ant:
professional
• Hypernyms:
athlete, jock
• Hyponyms:
sporting man, outdoor man

II - adjective

1. engaged in as a pastime (Freq. 3)
- an amateur painter
- gained valuable experience in amateur theatricals
- recreational golfers
- reading matter that is both recreational and mentally stimulating
- unpaid extras in the documentary
• Syn:
recreational, unpaid
• Similar to:
nonprofessional
2. lacking professional skill or expertise
- a very amateurish job
- inexpert but conscientious efforts
- an unskilled painting
• Syn:
amateurish, inexpert, unskilled
• Similar to:
unprofessional
• Derivationally related forms:
amateurishness (for: amateurish)