SYN: Private, secret, trustworthy, intimate.

ANT: Public, open, patent, official, treacherous, insidious.

=

KEY: Configuration.

SYN: Shape, outline, delineation, form, figure, conformation, contour.

ANT: Shapelessness, amorphousness, formlessness, undelineation, contortion, distortion, deformity.

=

KEY: Confine.

SYN: Immure, limit, bound, imprison, circumscribe, restrict, enclose, narrow, incarcerate, bind.

ANT: Dilate, expand, extend, widen, unfasten, liberate, loosen, disenclose.