Synonyms and related words :
accessible, approachable, calm, candid, communicative, conversable, coolheaded, demonstrative, effusive, expansive, extroverted, frank, free, free-speaking, free-spoken, free-tongued, gossipy, inexcitable, nerveless, newsy, nothing loath, open, outgoing, outspoken, relaxed, rock-steady, self-revealing, self-revelatory, sociable, steady, steady-handed, steady-nerved, steel-nerved, stick-at-nothing, strong-nerved, talkative, unabashed, unappalled, unaverse, unawed, unblenching, unblinking, unconstrained, uncowed, uncringing, undaunted, undismayed, unfaltering, unflinching, ungrudging, ungrumbling, unhampered, unhesitant, unhesitating, unintimidated, unloath, unnervous, unquivering, unreluctant, unrepressed, unreserved, unrestrained, unrestricted, unreticent, unsecretive, unshaken, unshaky, unsilent, unstrained, unsuppressed, untremulous, unwavering, without a tremor