Synonyms and related words :
accessible, approachable, candid, communicative, conversable, demonstrative, effusive, expansive, extroverted, frank, free, free-speaking, free-spoken, free-tongued, gossipy, newsy, open, outgoing, outspoken, self-revealing, self-revelatory, sociable, talkative, unconstrained, unhampered, unrepressed, unreserved, unrestrained, unrestricted, unsecretive, unshrinking, unsilent, unsuppressed