tremendous vs fantastic

tremendous and fantastic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tremendous	No	Yes	No	No
fantastic	No	Yes	No	No

As adjectives, tremendous and fantastic are synonyms defined as:

tremendous and fantastic: extraordinarily good or great; used especially as intensifiers

Other synonyms of tremendous include grand, howling, marvellous, marvelous, phenomenal, rattling, terrific, wonderful, wondrous.

tremendous (adjective)	fantastic (adjective)
extraordinarily good or great; used especially as intensifiers	extraordinarily good or great; used especially as intensifiers
extraordinarily large in size or extent or amount or power or degree	extravagantly fanciful in design, construction, appearance
extreme in degree or extent or amount or impact	ludicrously odd
	existing in fancy only
	fanciful and unrealistic; foolish