Neat

bezvadný

(well-executed or delivered; clever, skilful, precise)

fajnový

(colloquial: good, excellent, desirable)

neředěný

(undiluted, particularly of alcoholic drinks)

tip-top

(colloquial: good, excellent, desirable)

úhledný

(having a simple elegance or style; clean, trim, tidy, tasteful)

čistý

(tidy, free from dirt)

čistý

(undiluted, particularly of alcoholic drinks)

čistý

(chemistry: with no solvent or cosolvent)