sociable (n.)
sociable (adj.)
- accessible
 - affable
 - agreeable
 - amiable
 - amicable
 - approachable
 - associational
 - brotherly
 - candid
 - casual
 - chatty
 - chummy
 - civil
 - close
 - clubbable
 - clubbish
 - clubby
 - communal
 - communicative
 - companionable
 - companionate
 - compatible
 - congenial
 - conversational
 - convivial
 - cordial
 - cosy
 - courteous
 - degage
 - demonstrative
 - easy
 - easygoing
 - effusive
 - expansive
 - extroverted
 - familiar
 - favorable
 - flip
 - fluent
 - folksy
 - frank
 - fraternal
 - free
 - free-spoken
 - friendly
 - gabby
 - garrulous
 - gassy
 - genial
 - glib
 - good-natured
 - gossipy
 - gracious
 - gregarious
 - gushy
 - hail-fellow-well-met
 - harmonious
 - homely
 - homey
 - hospitable
 - informal
 - intimate
 - irregular
 - kind
 - long-winded
 - loose
 - loquacious
 - natural
 - neighborly
 - newsy
 - offhand
 - offhanded
 - open
 - organizational
 - outgoing
 - outspoken
 - peaceable
 - plain
 - pleasant
 - prolix
 - relaxed
 - simple
 - sisterly
 - smooth
 - social
 - talkative
 - talky
 - unaffected
 - unassuming
 - unceremonious
 - unconstrained
 - unconventional
 - unhampered
 - unofficial
 - unrepressed
 - unreserved
 - unrestrained
 - unrestricted
 - unshrinking
 - unsocial
 - unstudied
 - unsuppressed
 - urbane
 - verbose
 - voluble
 - warm
 - well-disposed
 - well-intentioned
 - well-meaning
 - well-meant
 - windy