interpreting, interpretation: the facilitation of spoken conversation between two or more parties that do not all speak a common language

double-dealer

a promise / an appointment or social engagement (the meeting itself) / a convention; something that is conventional / something that is preordained

A medicine that is extremely effective for a sickness / A solution that is extremely effective for a problem; a silver bullet

contract, agreement

machine translation

role

engagement, a promise to marry

antidote

sleeping pill