Wiktionary
ventriloquistic
a. Of or pertaining to ventriloquism.
Usage examples of "ventriloquistic".
Like all of his fiction, it displays his virtuoso command of language and, particularly, his ventriloquistic capacity to mimic the argots of various cultural forms.
Seeing that matters were becoming serious, and being afraid to show himself lest Frank Muller should kill him then and there, as indeed he would have been quite capable of doing, he hit upon another expedient, to the service of which he brought a ventriloquistic power that is not uncommon among natives.