Main entry: beef up, strengthen, fortify
Definition: make strong or stronger
Usage: This exercise will strengthen your upper body; strengthen the relations between the two countries
Main entry: spike, fortify, lace
Definition: add alcohol to (beverages)
Usage: the punch is spiked!
Main entry: fortify
Definition: add nutrients to
Usage: fortified milk
Main entry: gird, build up, fortify, arm
Definition: prepare oneself for a military confrontation
Usage: The U.S. is girding for a conflict in the Middle East; troops are building up on the Iraqi border
Definition: enclose by or as if by a fortification