6 letters · 11 points in Scrabble
noun a lavish dance requiring formal attire
noun a gown for evening wear
adjective being in accord with established forms and conventions and requirements (as e.g. of formal dress)
originFrom Middle English formel, borrowed from Old French formel, from Latin fōrmālis, from fōrma (“form”); equivalent to form + -al.
Etymology from Wiktionary, CC BY-SA 3.0