sworn

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. bound by or as if by an oath (Freq. 1)
- according to an early tradition became his sworn brother
- sworn enemies
• Syn:
pledged
• Similar to:
committed
2. bound by or stated on oath
- "now my sworn friend and then mine enemy"- Shakespeare
• Ant:
unsworn
• Similar to:
bound