B2 adjective /stɜːrn/
Stern
कठोर; गंभीर
Meaning
serious and demanding exact conformity to rules; strict and severe
Example
The teacher gave the students a stern warning about cheating.
अध्यक्ष ने छात्रों को धोखाधड़ी के बारे में एक कठोर चेतावनी दी।