Are words like मद्भक्त: or मदर्पणम् shaShTi and chaturthi tatpurusha samAsa words ? We have मत्कर्मकृत् parsed in the bhAShya as मदर्थं कर्म यः करोति implying a chaturthi tatpuruSha construction. Otger examples as in मद्भक्त: सङगवर्जितः and तत्कुरुष्व मदर्पणम् etc Any help is appreciated ... Thank you Raghav