WordNet: puhdas, saastuttamaton

not spreading pollution or contamination; especially radioactive contamination; "a clean fuel"; "cleaner and more efficient engines"; "the tactical bomb is reasonably clean"

puhdas

• (suomi) saastunut (antonym)

• (suomi) puhtaus (derivationally related)
• (englanti) clean (synonyymi)

saastuttamaton

• (englanti) uncontaminating (synonyymi)