Synonyms and related words :
accessible, admissive, amenable, broad-minded, freethinking, impressionable, influenceable, latitudinarian, liberal, libertarian, libertine, malleable, movable, open, persuadable, persuasible, pervious, plastic, pliable, pliant, receptive, responsive, suasible, suggestible, susceptible, swayable, tolerant, unbigoted, weak