resembling or characteristic of a porcupine

having defensive or combative qualities

सुरक्षात्मक या लड़ाकू गुण रखें

English Usage: His porcupinish attitude made it difficult for others to approach him.

Hindi Usage: उसकी सुरक्षात्मक मुद्रा के कारण दूसरों के लिए उसके पास आना मुश्किल हो गया।