How many letters does the top answer for “(law) a tactic for delaying or obstructing legislation by making long speeches” have?

The most common answer is filibuster (10 letters).

Crossword clue: (law) a tactic for delaying or obstructing legislation by making long speeches

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

filibuster 10 letters wn-def

(law) a tactic for delaying or obstructing legislation by making long speeches