Having or concerned with polarities or contrasts.

Marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another.

synonyms: ambidextrous, deceitful, double-dealing, double-faced, double-tongued, duplicitous, two-faced.

Polish: obłudny, zakłamany, fałszywy, dwulicowy, załgany, jezuicki

Having two faces--one looking to the future and one to the past.

synonym: two-faced.