The Oxford Thesaurus An A-Z Dictionary of Synonyms INTRO ...

concerned, the deal is open till the contract is signed. 7
undecided, unsettled, unresolved, debatable, arguable,
problematic, moot, US up in the air: Whether they should get
married is a question that will remain open until he returns
from abroad. 8 unscheduled, unbooked, unspoken for, unreserved,
uncommitted, free, unpromised: The doctor has an hour open at
noon on Friday. 9 clear, unobstructed, wide open, uncluttered,
roomy, spacious, extensive, expansive; treeless, uncrowded,
unfenced, unenclosed; ice-free, navigable, unblocked, passable:
We travelled through open country for days. In the spring the
shipping lanes will again be open. 10 available, unfilled,
vacant, untaken: There are not many jobs open in this part of
the country. 11 receptive, open-minded, flexible, amenable,
persuasible or persuadable, pliant, willing, responsive: The
management is open to suggestions for improving its products and
services. 12 exposed, public, well-known, widely known,
unconcealed: That they are living together is an open secret.
13 evident, obvious, conspicuous, manifest, clear, unconcealed,
unequivocal, plain, palpable, apparent, patent, downright, out
and out, blatant, flagrant, glaring, brazen: He operates with
open disregard for the law. 14 generous, liberal, charitable,
unreserved, open-handed, liberal, munificent, magnanimous,
big-hearted, beneficent, bounteous, unselfish, unstinting,
humanitarian, altruistic: They are quite open when it comes to
giving to charity. 15 unreserved, candid, frank, outspoken,
straightforward, forthright, direct, honest, sincere, guileless,
artless, fair: He found it difficult to be open with his wife.
16 free, unrestrained, unconstrained, uninhibited, unreserved,
unrestricted: They have an open marriage, each aware of the
other's affairs. 17 unfolded, extended, spread (out),
outstretched, outspread: She ran into my open arms. 18 liable,
subject, susceptible, exposed, inclined, predisposed, disposed:
These fraudulent shipping documents may well leave the captain
open to prosecution for barratry. 19 unprotected, undefended,
unfortified, exposed: With the invaders at the gates, Paris was
declared an open city.
--v. 20 begin, start, initiate, commence, get under way,
inaugurate, launch, put in or into operation, activate, get
going, set in motion; establish, set up; Colloq get or start the
ball rolling, get or put the show on the road, kick off: The
minister opened the proceedings with an interminable speech.
Jeremy is planning to open a restaurant in Pebble Lane. The show