iconoclastic
definition
characterized by attacking or rejecting established beliefs or institutions
example
Her iconoclastic views on traditional education challenged the status quo and sparked intense debate.
synonyms
hereticalrevolutionarynonconformist
word origin — From the late Latin 'iconoclasticus', from Byzantine Greek 'ikonoklastēs', meaning 'image breaker', from 'ikon' (image) + 'klan' (to break).