Synonymes open (anglais)

Verbe
- action : unclose, unbar, unlock, clear, admit, reopen, free, loosen
- activity : reveal, bare, disclose, divulge, expose, lay bare, uncover
- activity : unfold, unravel, expand, unroll, disentangle, extend, spread out

Adjectif
- behaviour : honest, above-board, plain, artless, straightforward, candid, fair, frank
- behaviour : generous, bounteous, bountiful, free, liberal, magnanimous, munificent, open-handed
- opinion : debatable, controversial, disputable, questionable, undecided, uncertain, undetermined, unsettled
- permission : admissible, accessible, permitted, available, allowable, free, public, unrestricted
- property : perforated, airy, filigree, penetrable, porous
- property : extended, expanded, spread out, unclosed
- property : obvious, apparent, well-known, clear, evident, plain
- state : uncovered, unclosed, denuded, naked, patent
- state : unoccupied, unfulfilled, emptied
- state : exposed, bare, unguarded, uncovered, liable, insecure, undefended, unsafe
- state : unblocked, unlocked, unbarred, unbolted, unfastened, cleared, removed, unsealed