receptive
adjective
a receptive audience:
open-minded, ready/willing to consider new ideas, open to new ideas, open to suggestions, open, responsive, amenable, sympathetic, well disposed, interested, attuned, flexible, willing, favorable, approachable, accessible, friendly, welcoming;
susceptible, impressionable, suggestible, pliable, pliant;
rare susceptive, acceptive, acceptant.
▷antonyms resistant, unresponsive.