Fantastic
Part of speech: adjective
Definition: Existing in or constructed from fantasy; of or related to fantasy; fanciful. Not believable; implausible; seemingly only possible in fantasy. Wonderful; marvelous; excellent; extraordinarily good or great (used especially as an intensifier).
Example sentence: Life is beautiful, what do you think? In the morning I say, 'Ah, I am alive still!' All my friends die already. I am alive. It is fantastic.
Fantastical
Part of speech: adjective
Definition: of or pertaining to fantasyfanciful or whimsicalfantastic