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.
A timid or unadventurous person: the impression that he is a colorless, indecisive wimp, and not a leader among men (James J. Kilpatrick).IMP. any of a group of weakly interacting elementary particles predicted by various unified field theories, as the W particle and Z-zero particle, that are characterized by relatively large masses. [1985â90; W(eakly) I(nteracting) M(assive) P(article) ].