Definition of fantasticate in US English:

fantasticate

verb

[with object]rare
  • Make (something) seem fanciful or fantastic.

    ‘I do not think I have fantasticated these accounts’
    • ‘All these are either versions of himself or fantasticated versions of how he would be seen.’
    • ‘It also looks gorgeous with its versatile setting of four tiered palazzo arches by Simon Pastukh and fantasticated Renaissance costumes by Galina Solovyeva.’

Pronunciation

fantasticate

/fanˈtastəˌkāt/