Flummery and Frivolousness

Flummery noun - A bland custard or pudding especially of oatmeal.

Frivolousness and flummery are semantically related in silliness topic. In some cases you can use "Frivolousness" instead a noun "Flummery".

Frivolousness noun - A lack of seriousness often at an improper time.

Flummery and frivolousness are semantically related in sport topic. You can use "Flummery" instead a noun "Frivolousness", if it concerns topics such as silliness, levity, flippancy.