"Fantastic" is a word in ENGLISH

fantastic ENGLISH
Definition:

Resembling fantasies in irregularity, caprice, or
eccentricity; irregular; oddly shaped; grotesque.

fantastic ENGLISH
Definition:

Existing only in imagination; fanciful; imaginary; not
real; chimerical.

fantastic ENGLISH
Definition:

Indulging the vagaries of imagination; whimsical; full
of absurd fancies; capricious; as, fantastic minds; a fantastic
mistress.

fantastic ENGLISH
Definition:

Having the nature of a phantom; unreal.

fantastic ENGLISH
Definition:

A person given to fantastic dress, manners, etc.; an
eccentric person; a fop.

Few words of positivity

Kitai blinked slowly. "Why would you use the same word for these things? That is ridiculous.""We have a lot of words like that," Tavi said. "They can mean more than one thing.""That is stupid," Kitai said. "It is difficult enough to communicate without making it more complicated with words that mean more than one thing.

Jim Butcher, Academ's Fury

WORD SUGGESTIONS
Laugh your heart out.

Knock KnockWho's there !Becker !Becker who ?Becker the devil you know !

humor ENGLISH

That quality of the imagination which gives to ideas an incongruous or fantastic turn, and tends to excite laughter or …

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platonism ENGLISH

An elevated rational and ethical conception of the laws and forces of the universe; sometimes, imaginative or fantastic philosophical notions.

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