fantastic

As adjectives the difference between significant and fantastic

is that significant is signifying something; carrying meaning while fantastic is existing in or constructed from fantasy; of or relating to fantasy; fanciful.

As a noun significant

is that which has significance; a sign; a token; a symbol.

As an adjective fantastic

is fantastic.

As a verb thanking is

.

As a noun thanking is

the act by which thanks are given; thanks.

Inventive is a related term of fantastic.

As adjectives the difference between inventive and fantastic

is that inventive is of, or relating to invention while fantastic is fantastic.

As adjectives the difference between fantastic and fictitious

is that fantastic is fantastic while fictitious is not real; invented; contrived.

Singular is a synonym of fantastic.

As adjectives the difference between singular and fantastic

is that singular is singular (linear algebra: of matrix: having no inverse) while fantastic is fantastic.

Fantastic is a related term of queer.

As adjectives the difference between fantastic and queer

is that fantastic is fantastic while queer is (now|slightly|dated) weird, odd or different; whimsical.

As a noun queer is

(colloquial) a person who is or appears homosexual, or who has homosexual qualities.

As a verb queer is

to render an endeavor or agreement ineffective or null.

As an adverb queer is

queerly.

Unbelievable is a related term of fantastic.

As adjectives the difference between unbelievable and fantastic

is that unbelievable is not to be believed while fantastic is fantastic.

Unprecedented is a related term of fantastic.

As adjectives the difference between unprecedented and fantastic

is that unprecedented is never before seen or done, without precedent while fantastic is fantastic.

Rare is a related term of fantastic.

As adjectives the difference between rare and fantastic

is that rare is (cooking|particularly meats) cooked very lightly, so the meat is still red (in the case of steak or beef in the general sense) or rare can be very uncommon; scarce or rare can be (obsolete) early while fantastic is fantastic.

As a verb rare

is (us|intransitive) to rear, rise up, start backwards.

As adjectives the difference between wonderfull and fantastic

is that wonderfull is while fantastic is fantastic.