SYN: Private, secret, trustworthy, intimate.
ANT: Public, open, patent, official, treacherous, insidious.
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KEY: Configuration.
SYN: Shape, outline, delineation, form, figure, conformation, contour.
ANT: Shapelessness, amorphousness, formlessness, undelineation, contortion, distortion, deformity.
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KEY: Confine.
SYN: Immure, limit, bound, imprison, circumscribe, restrict, enclose, narrow, incarcerate, bind.
ANT: Dilate, expand, extend, widen, unfasten, liberate, loosen, disenclose.