The phrase "of impossible feats by tricks abracadabras" refers to impressive accomplishments achieved through skillful deception or illusion. Some synonyms for this phrase include "magic tricks," "sleight of hand," "illusionary stunts," "conjuring acts," and "mystifying performances." These terms are often used to describe the performances of magicians or illusionists who are known for their ability to create seemingly impossible illusions using clever techniques or props. Other related terms might include "prestidigitation," which refers to the skill of manipulating objects in a showy and impressive way, or "escapology," which refers to the art of escaping from restraints or confinement.