unadulterated
adjective
1 unadulterated whole-milk yogurt:
pure, unmixed, unsullied, untainted, unpolluted, uncontaminated, virgin, untouched.
2 pure, unadulterated jealousy:
absolute, complete, total, downright, utter, thorough, perfect, out-and-out, outright, thoroughgoing, all-out, sheer, positive, rank, pure, dyed-in-the-wool, deep-dyed, real, veritable, consummate, categorical, unmitigated, unqualified, unadulterated, unalloyed, unconditional, unequivocal;
British, informal right, proper.