Synonyms for Filibuster:

n.

opposition, long-windedness, postponement, agent, Benches, procrastination, delay, the Commons, obstruction to congressional action, interference, stonewalling, the House of Lords, peroration, the Budget, dispatch box, the House of Commons, the House, holding the floor, hindrance, obstructionism, backbench. filibuster (noun)
filibusterer.
obstruction of progress, especially in verbal argument (noun)
postponement, delay, opposition, hindrance, interference, holding the floor, procrastination, stonewalling.
person (noun)
filibusterer.

v.

procrastinate (verb)
linger, dally, hesitate, dawdle, dilly-dally, vacillate, procrastinate, stall.

Other synonyms:

the Commons, the House of Lords, backbench, the House, dispatch box, the House of Commons. agent. Other relevant words:
hindrance, filibusterer, delay, opposition, backbench, interference, postponement, procrastination, holding the floor, agent, stonewalling, peroration.

Usage examples for filibuster

  1. He's not a barkeeper, he's a teetotaler, Carr corrected, and he's the greatest filibuster alive. – The Boy Scout and Other Stories for Boys by Richard Harding Davis
  2. " If I were a filibuster he answered bitterly and suggestively. – When Valmond Came to Pontiac, Complete by Gilbert Parker Last Updated: March 15, 2009
  3. Since they wish it, I will be a filibuster a real filibuster I mean. – The Social Cancer A Complete English Version of Noli Me Tangere by José Rizal