expromission

noun

ex·​pro·​mis·​sion

ˌeksprōˈmishən

plural -s

: an act of binding oneself for another's debt and thereby releasing him from obligation compare intercession sense 2

Word History

Etymology

New Latin expromission-, expromissio, from Latin expromissus (past participle of expromittere to promise to pay, from ex- ex- entry 1 + promittere to promise) + -ion-, -io -ion

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