How many letters does the top answer for “powerlessness revealed by an inability to act” have?

The most common answer is helplessness (12 letters).

Crossword clue: powerlessness revealed by an inability to act

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

helplessness 12 letters wn-def

powerlessness revealed by an inability to act

impuissance 11 letters wn-def

powerlessness revealed by an inability to act