Iconoclastic(adjective)
Criticizing or attacking cherished beliefs or institutions.
Hindi meaning:मूर्तिभंजन संबंधी
Synonyms: Critical, Sceptical, Dissenting
Antonyms: Conforming, Conservative
Example: His criticisms are never iconoclastic and his sympathy never sycophantic.
Trick to remember: Class me iconoclastic the students 
