sustentation
/ˌsʌstenˈteɪʃən/noun
mass noun
- formal the support or maintenance of someone or something, especially through the provision of money〈正式〉（尤指通过提供金钱的）支撑; 维持, 供养, 资助：
provision is made for the sustentation of preachers.
已为资助传道士作出了安排。
词源
late Middle English: from Old French, or from Latin sustentatio（n-）, from sustentare 'uphold, sustain', frequentative of sustinere （see SUSTAIN）.