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.
mulâ¢lion. 1. a vertical member, as of stone or wood, between the lights of a window, the panels in wainscoting, or the like. 2. to furnish with, or to form into divisions by the use of, mullions. [1560â70; metathetic variant of monial (now obsolete), Middle English mo(y)niel, moynel mean 3 -al 1 ].Past participle: mullioned.ulâ¢lion. 1. a vertical member, as of stone or wood, between the lights of a window, the panels in wainscoting, or the like. 2. to furnish with, or to form into divisions by the use of, mullions. [1560â70; metathetic variant of monial (now obsolete), Middle English mo(y)niel, moynel mean 3 -al 1 ].