Frivolity is a type of clownishness or silliness. Frivolity is the opposite of getting down to business in a serious way. If people are running around a classroom, throwing things, and laughing, the teacher might say, Why all the frivolity?. This is a word for clowning or horsing around â not being serious.
The definition of whilom is something former, or that once was. 1  An example of something whilom is a friend that you were close to in middle school. 2  An example of something whilom is a job that you once had.
mook. 1  Seems to be a New York City synonym for hood or crook.. 2  Baltimore MD Used on Homicide; Life on the streets by Detective Lewis. 3  An insignificant, contemptible person--usually male.  an insignificant or contemptible 1  person. A large, clumsy person; 2  oaf. an oaf, a loud boor, a witlessly enthusiastic fan of insignificant things or events.