Where does “flippantness” come from?

flippantness (English) comes from English flippant, from English flippand, from English flip, from English fillip, from Middle English filippen, from Middle English flappen — to flap, clap, slap, strike.

flippantness (English): The quality of being flippant

Definitions

  1. The quality of being flippant

Ancestry of “flippantness”, step by step

flippantness traces back through two separate lines of ancestry.

via English flippant

StepLanguageWordMeaning
1Englishflippantglib; speaking with ease and rapidity; nimble;...
2Englishflippandprattling, babbling, glib
3EnglishflipA maneuver which rotates an object end over end;...
4EnglishfillipThe action of holding the tip of a finger against...
5Middle Englishfilippento make a signal or sound with thumb and right...
6Middle Englishflappento flap, clap, slap, strike

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Middle English flappenEvery word from Middle English filippenEvery word from English fillip