an ointment that has changing properties or is unpredictable in effects

अस्थिर विशेषताएँ

English Usage: Her mood was mercurial, much like the ointment that seemed to change from soothing to irritating.

Hindi Usage: उसका मूड अस्थिर था, जैसे वह औषधि जो सुखदायक से चिड़चिड़ा होने लगती है।