To collaborate is to work with another person or group in order to do or achieve something. Collaborate can also be used disapprovingly to mean "to cooperate with or willingly assist an enemy of one's country and especially an enemy who occupies it during a war."

// Several research teams from various countries collaborated closely on the project.

// They were suspected of collaborating with enemy forces.

Adversity refers to a difficult situation or condition, or to a state of serious or continued difficulty or misfortune.

// The soldiers were honored for acting with courage in the face of adversity.

// The team overcame many adversities on their way to summiting the mountain.

Druthers is an informal word that refers to the power or opportunity to choose—in other words, free choice. It is used especially in the phrase if one had one's druthers.

// If I had my druthers, I would travel all the time.

Gustatory describes things that are related to or associated with eating or the sense of taste.

// The deli has been widely praised for its astonishing variety of gustatory delights.

Kitsch refers to something that appeals to popular or lowbrow taste and is often cheap or tacky. Kitsch also refers to a tacky or lowbrow quality or condition.

// The restaurant is decorated with 1950s furniture and kitsch from old TV shows.

// The critic opined that the movie, despite its lofty ambitions, at times descended into kitsch.

Vouchsafe is a formal and old-fashioned word meaning "to give (something) to someone as a promise or a privilege."

// He vouchsafed the secret to only a few of his closest allies.

1. make strong or stronger

2. add nutrients to

3. add alcohol to (beverages)

4. enclose by or as if by walls around a stronghold

5. prepare oneself for a military confrontation