unmixed (adj.)

• absolute
• bare
• chaste
• clear
• faultless
• flawless
• ideal
• immaculate
• impeccable
• infallible
• irreproachable
• naked
• neat
• peerless
• perfect
• pure
• purified
• rectified
• sheer
• sinless
• spotless
• stainless
• straight
• unadulterated
• unalloyed
• unblemished
• unblended
• uncombined
• uncompounded
• uncontaminated
• uncorrupted
• undiluted
• unleavened
• unmingled
• unsophisticated
• unspotted
• untainted