tremendous

extraordinarily large in size or extent or amount or power or degree

• “an enormous boulder”
• “enormous expenses”
• “tremendous sweeping plains”
• “a tremendous fact in human experience; that a whole civilization should be dependent on technology” Walter Lippman
• “a plane took off with a tremendous noise”

extraordinarily good; used especially as intensifiers

• “a fantastic trip to the Orient”
• “the film was fantastic!”
• “a howling success”
• “a marvelous collection of rare books”
• “had a rattling conversation about politics”
• “a tremendous achievement”