Give antonyms for: higienic- greasy( hair,skin)- dry- rough- smelling- fresh (smell)- healthy- effective- imported- natural- liquid- regular- infected- useful- pleasant- necessary-

Hygienic – unsanitary Greasy ( hair,skin) – clean Dry – wet Rough – smooth Smelling – odourless healthy- unhealthy effective - ineffective imported- exported natural- unnatural liquid – solid, gas regular-  irregular infected- healthy useful- usefulness pleasant- unpleasant necessary- unnecessary