How many letters does the top answer for “impassioned appeals to the prejudices and emotions of the populace” have?

The most common answer is demagoguery (11 letters).

Crossword clue: impassioned appeals to the prejudices and emotions of the populace

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

demagoguery 11 letters wn-def

impassioned appeals to the prejudices and emotions of the populace

demagogy 8 letters wn-def

impassioned appeals to the prejudices and emotions of the populace