unadulterated

UK: /ʌnɐdˈʌltəɹˌe‍ɪtɪd/   US: /ˌənəˈdəɫtɝˌeɪtɪd/

Samheiti: arrant, complete, consummate, double-dyed, everlasting, gross, perfect, pure, sodding, staring, stark, thoroughgoing, utter