affiance
/əˈfaɪəns/verb
be affianced
- poetic/literary be engaged to marry〈诗/文〉使订婚：
Edward was affianced to Lady Eleanor Butler.
爱德华与埃莉诺·巴特勒女士订婚。
词源
late 15th cent.: from Old French afiancer, from afier 'promise， entrust'， from medieval Latin affidare 'declare on oath'， from ad- 'towards'+fides 'trust'.