ANT: Upset, tilt, cant, subvert, mispoise, overbalance.

=

KEY: Balderdash.

SYN: Gasconade, flummery, rhodomontade, bombast, fustian, froth.

ANT: Sense, wisdom, logic, reason, sobriety, truthfulness.

=

KEY: Balk.

SYN: Estop, bar, thwart, frustrate, foil, stop, prevent, hinder, neutralize, nullify, mar, counteract, disappoint, defeat, baffle.

ANT: Aid, abet, promote, advance, encourage, instigate.

=