Synonyms for Free-and-easy:

• adj.

  •all (adjective)
  • free-and-easy.
  •familiar (adjective)
  • cordial,
  • confidential,
  • palsy-walsy,
  • genial,
  • comfortable,
  • chummy,
  • intimate,
  • snug,
  • gracious,
  • thick,
  • sassy,
  • Presuming,
  • free,
  • dear,
  • affable,
  • open,
  • sociable,
  • unreserved,
  • easy,
  • fresh,
  • smart,
  • near,
  • cozy,
  • unceremonious,
  • wise,
  • amicable,
  • neighborly,
  • impudent,
  • relaxed,
  • nervy,
  • forward,
  • tight,
  • obtrusive,
  • presumptuous,
  • unconstrained,
  • close.
  •informal (adjective)
  • cool,
  • breezy,
  • off-the-cuff,
  • easygoing,
  • natural,
  • extempore,
  • mellow,
  • spontaneous,
  • unrestrained,
  • inconspicuous,
  • ordinary,
  • colloquial,
  • mixed,
  • sporty,
  • everyday,
  • unconventional,
  • frank,
  • congenial,
  • straightforward,
  • urbane,
  • loose,
  • unofficial,
  • democratic,
  • homey.
  •liberal (adjective)
  • bighearted,
  • eleemosynary,
  • kind,
  • beneficent,
  • bountiful,
  • charitable,
  • profuse,
  • exuberant,
  • unselfish,
  • lavish,
  • prodigal,
  • openhanded,
  • altruistic,
  • handsome,
  • benevolent,
  • bounteous,
  • philanthropic,
  • openhearted.

• n.

  •
  • jaunty.

• Other synonyms:

  •
  • corky.
  •
  • buoyant.
  •outside
  • outdoor.
  •Other relevant words:
  • insouciant,
  • effortless.

Antonyms for Free-and-easy:

• adj.

  • familiar
    distant, aloof, stupid, ignorant, undistinguished, new, uncomfortable, unfriendly, unremarkable, unacquainted, unfamiliar, cold, uncommon, unhappy, loose, unknowledgeable, reserved, cool, unintelligent, unsociable, unapproachable, unknown, foreign, strange.
  • informal
    formal, dressed-up, buttoned-up, ceremonious, rigid, stiff, official.
  • liberal
    greedy, narrow, thrifty, lacking, narrow-minded, mean, conservative, economical, wanting, poor, ungenerous.