C2 adjective /rɪˈkæl.sɪ.trənt/
recalcitrant
widerspenstig, störrisch, ungehorsam
Meaning
Having an obstinately uncooperative attitude toward authority or discipline.
Example
The recalcitrant student refused to follow rules.
Der widerspenstige Schüler weigerte sich, den Regeln zu folgen.