Word Type

Adjective

Adjective

Noun

The word "fantastic" can be used as adjective, adjective and noun.

Word Relationships

Opposites (Antonyms)

sucktastic

Derived Terms

fabtastic fanfreakingtastic fantabulous fantascience fantasterrific fantastical fantastically fantasticism fantasticity fantasticize fantasticly fantasticness floptastic funtastic nonfantastic plastic fantastic snazztastic spanktastic sparktastic sucktastic superfantastic supertastic trip the light fantastic ultrafantastic unfantastic

Related Terms

Alice in Wonderland Kafkaesque bizarro curious dreamlike eccentric extravagant fantasise fantasize fantasy far-out funny grotesque implausible inconceivable incredible kinky kookie kooky laughable ludicrous nightmarish odd off-the-wall slang out-of-the-way outlandish outré peculiar quaint queer queerish quirky ridiculous screwy strange surreal unbelievable unimaginable unthinkable wacky way-out weird whacky

Related Terms

believable extraordinarily fanciful fantasise fantasy implausible whimsical wonderful

Similar Terms

extraordinary extraordinary fancy fancy strange unreal unrealistic unrealistic unusual

Synonym Network

brilliant fabulous fantastical foolish wonderful

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.