Adjectives

(a)purefree of extraneous elements of any kind“pure air and water”, “pure gold”, “pure primary colors”, “the violin's pure and lovely song”, “pure tones”, “pure oxygen”
(s)arrant, complete, consummate, double-dyed, everlasting, gross, perfect, pure, sodding, stark, staring, thorough, thoroughgoing, utter, unadulteratedwithout qualification; used informally as (often pejorative) intensifiers“an arrant fool”, “a complete coward”, “a consummate fool”, “a double-dyed villain”, “gross negligence”, “a perfect idiot”, “pure folly”, “what a sodding mess”, “stark staring mad”, “a thorough nuisance”, “a thoroughgoing villain”, “utter nonsense”, “the unadulterated truth”
(a)saturated, pure(of color) being chromatically pure; not diluted with white or grey or black
(s)purefree from discordant qualities
(s)pureconcerned with theory and data rather than practice; opposed to applied“pure science”
(a)pure(used of persons or behaviors) having no faults; sinless“I felt pure and sweet as a new baby” (Sylvia Plath), “pure as the driven snow”
(s)pure, vestal, virgin, virginal, virtuousin a state of sexual virginity“pure and vestal modesty”, “a spinster or virgin lady”, “men have decreed that their women must be pure and virginal”