| verb | make strong or stronger “This exercise will strengthen your upper body” |
| verb | enclose by or as if by a fortification |
| verb | prepare oneself for a military confrontation “The U.S. is girding for a conflict in the Middle East” |
| verb | add nutrients to “fortified milk” |
| verb | add alcohol to (beverages) “the punch is spiked!” |
| strengthener | noun | a device designed to provide additional strength |
| strengthening | noun | the act of increasing the strength of something |
| fortification | noun | the art or science of strengthening defenses |
| fort | noun | a fortified military post where troops are stationed |
| armor | noun | a military unit consisting of armored fighting vehicles |
| armament | noun | the act of equiping with weapons in preparation for war |
| arm | noun | any instrument or instrumentality used in fighting or hunting |
| lacing | noun | a small amount of liquor added to a food or beverage |