tremendous as in 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"

Synonyms

• enormousextraordinarily large in size or extent or amount or power or degree

tremendous as in extraordinarily good or great

• "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"

Synonyms

• fantasticludicrously odd; extraordinarily good or great; fanciful and unrealistic; existing in fancy only; extravagantly fanciful in design, construction, appearance
• grandthe cardinal number that is the product of 10 and 100 ; a piano with the strings on a horizontal harp-shaped frame; of behavior that is impressive and ambitious in scale or scope; of or befitting a lord; ostentatiously rich and superior in quality; extraordinarily good or great; of high moral or intellectual value; large and impressive in physical size or extent; the most important and magnificent in adornment; used of a person's appearance or behavior
• howling(a)
• marvelousextraordinarily good or great; too improbable to admit of belief; being or having the character of a miracle
• marvellousextraordinarily good or great; being or having the character of a miracle ; too improbable to admit of belief
• rattling(a)
• terrificvery great or intense; extraordinarily good or great; causing extreme terror
• wonderfulextraordinarily good or great
• wondrous(used as an intensifier) extremely well; extraordinarily good or great

tremendous as in extreme in degree or extent or amount or impact

• "in a frightful hurry"
• "spent a frightful amount of money"

Synonyms

• frightfulprovoking horror; extreme in degree or extent or amount or impact; extremely distressing
• terriblecausing fear or dread or terror; exceptionally bad or displeasing; intensely or extremely bad or unpleasant in degree or quality; extreme in degree or extent or amount or impact
• awfulused as intensifiers; exceptionally bad or displeasing; causing fear or dread or terror; offensive or even (of persons) malicious; inspired by a feeling of fearful wonderment or reverence; extreme in degree or extent or amount or impact; inspiring awe or admiration or wonder