Word Of The Day Alternatives to say FAST Quick Are you sure this is the quickest way? Speedy We wish you a speedy recovery. Brisk We went for a brisk walk before lunch. Rapid The disease is spreading at a rapid rate. At full speed No one can catch him when he’s running at full speed. High-speed The officers pulled him over after a high-speed chase. Blistering A blistering attack #synonym #usage @learn_english_with_us_111 836 viewsedited 06:16