conviction

A firmly held belief or opinion; the act of finding someone guilty of a criminal offence.

• convict/kənˈvɪkt/(v)宣判……有罪 / (n) 罪犯
• convicted/kənˈvɪktɪd/(adj)已被定罪的
• convince/kənˈvɪns/(v)说服（同根）

• deep conviction
• speak with conviction
• criminal conviction
• prior conviction
• a matter of conviction
• overturn a conviction
• act on conviction

1. 1.She spoke with great conviction about the need for systemic change, and the audience was moved.
2. 2.The conviction was overturned on appeal after new evidence came to light.

• belief/bɪˈliːf/— something one holds to be true
• principle/ˈprɪnsɪpəl/— a fundamental rule or belief
• certainty/ˈsɜːtənti/— the quality of being sure

from Latin "convictio" = a proving guilty, from "convincere" (to overcome, convict)