KEY: Foil \n.\
SYN: Set-off, background, contrast, enhancement, setting, elucidation.
ANT: Eclipse, outshining, extinction, overshadowing.
=
KEY: Foist.
SYN: Falsify, counterfeit, palm, pass.
ANT: Expose, detect, verify, authenticate.
=
KEY: Fold.
SYN: Double, enfold, embrace, envelop, inclose, wrap.